18990720000

素因数分解:

$2^{10}\times 3^3\times 5^4\times 7^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 880

約数和(自身を含む): 80830625920

約数和(自身を除く): 61839905920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 125, 126, 128, 135, 140, 144, 150, 157, 160, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 250, 252, 256, 270, 280, 288, 300, 314, 315, 320, 336, 350, 360, 375, 378, 384, 400, 420, 432, 448, 450, 471, 480, 500, 504, 512, 525, 540, 560, 576, 600, 625, 628, 630, 640, 672, 675, 700, 720, 750, 756, 768, 785, 800, 840, 864, 875, 896, 900, 942, 945, 960, 1000, 1008, 1024, 1050, 1080, 1099, 1120, 1125, 1152, 1200, 1250, 1256, 1260, 1280, 1344, 1350, 1400, 1413, 1440, 1500, 1512, 1536, 1570, 1575, 1600, 1680, 1728, 1750, 1792, 1800, 1875, 1884, 1890, 1920, 2000, 2016, 2100, 2160, 2198, 2240, 2250, 2304, 2355, 2400, 2500, 2512, 2520, 2560, 2625, 2688, 2700, 2800, 2826, 2880, 3000, 3024, 3072, 3140, 3150, 3200, 3297, 3360, 3375, 3456, 3500, 3584, 3600, 3750, 3768, 3780, 3840, 3925, 4000, 4032, 4200, 4239, 4320, 4375, 4396, 4480, 4500, 4608, 4710, 4725, 4800, 5000, 5024, 5040, 5120, 5250, 5376, 5400, 5495, 5600, 5625, 5652, 5760, 6000, 6048, 6280, 6300, 6400, 6594, 6720, 6750, 6912, 7000, 7065, 7168, 7200, 7500, 7536, 7560, 7680, 7850, 7875, 8000, 8064, 8400, 8478, 8640, 8750, 8792, 8960, 9000, 9216, 9420, 9450, 9600, 9891, 10000, 10048, 10080, 10500, 10752, 10800, 10990, 11200, 11250, 11304, 11520, 11775, 12000, 12096, 12560, 12600, 12800, 13125, 13188, 13440, 13500, 13824, 14000, 14130, 14400, 15000, 15072, 15120, 15360, 15700, 15750, 16000, 16128, 16485, 16800, 16875, 16956, 17280, 17500, 17584, 17920, 18000, 18840, 18900, 19200, 19625, 19782, 20000, 20096, 20160, 21000, 21195, 21504, 21600, 21980, 22400, 22500, 22608, 23040, 23550, 23625, 24000, 24192, 25120, 25200, 25600, 26250, 26376, 26880, 27000, 27475, 27648, 28000, 28260, 28800, 29673, 30000, 30144, 30240, 31400, 31500, 32000, 32256, 32970, 33600, 33750, 33912, 34560, 35000, 35168, 35325, 35840, 36000, 37680, 37800, 38400, 39250, 39375, 39564, 40000, 40192, 40320, 42000, 42390, 43200, 43960, 44800, 45000, 45216, 46080, 47100, 47250, 48000, 48384, 49455, 50240, 50400, 52500, 52752, 53760, 54000, 54950, 56000, 56520, 57600, 58875, 59346, 60000, 60288, 60480, 62800, 63000, 64000, 64512, 65940, 67200, 67500, 67824, 69120, 70000, 70336, 70650, 72000, 75360, 75600, 76800, 78500, 78750, 79128, 80000, 80384, 80640, 82425, 84000, 84780, 86400, 87920, 89600, 90000, 90432, 94200, 94500, 96000, 96768, 98125, 98910, 100480, 100800, 105000, 105504, 105975, 107520, 108000, 109900, 112000, 113040, 115200, 117750, 118125, 118692, 120000, 120576, 120960, 125600, 126000, 128000, 131880, 134400, 135000, 135648, 137375, 138240, 140000, 140672, 141300, 144000, 148365, 150720, 151200, 157000, 157500, 158256, 160000, 160768, 161280, 164850, 168000, 169560, 172800, 175840, 176625, 179200, 180000, 180864, 188400, 189000, 192000, 193536, 196250, 197820, 200960, 201600, 210000, 211008, 211950, 216000, 219800, 224000, 226080, 230400, 235500, 236250, 237384, 240000, 241152, 241920, 247275, 251200, 252000, 263760, 268800, 270000, 271296, 274750, 280000, 281344, 282600, 288000, 294375, 296730, 301440, 302400, 314000, 315000, 316512, 320000, 322560, 329700, 336000, 339120, 345600, 351680, 353250, 360000, 361728, 376800, 378000, 384000, 392500, 395640, 401920, 403200, 412125, 420000, 422016, 423900, 432000, 439600, 448000, 452160, 471000, 472500, 474768, 480000, 482304, 483840, 494550, 502400, 504000, 527520, 529875, 537600, 540000, 542592, 549500, 560000, 562688, 565200, 576000, 588750, 593460, 602880, 604800, 628000, 630000, 633024, 640000, 659400, 672000, 678240, 686875, 691200, 703360, 706500, 720000, 723456, 741825, 753600, 756000, 785000, 791280, 803840, 806400, 824250, 840000, 844032, 847800, 864000, 879200, 883125, 896000, 904320, 942000, 945000, 949536, 960000, 967680, 989100, 1004800, 1008000, 1055040, 1059750, 1080000, 1085184, 1099000, 1120000, 1125376, 1130400, 1152000, 1177500, 1186920, 1205760, 1209600, 1236375, 1256000, 1260000, 1266048, 1318800, 1344000, 1356480, 1373750, 1406720, 1413000, 1440000, 1446912, 1483650, 1507200, 1512000, 1570000, 1582560, 1612800, 1648500, 1680000, 1688064, 1695600, 1728000, 1758400, 1766250, 1808640, 1884000, 1890000, 1899072, 1920000, 1978200, 2009600, 2016000, 2060625, 2110080, 2119500, 2160000, 2170368, 2198000, 2240000, 2260800, 2355000, 2373840, 2411520, 2419200, 2472750, 2512000, 2520000, 2532096, 2637600, 2649375, 2688000, 2712960, 2747500, 2813440, 2826000, 2880000, 2967300, 3014400, 3024000, 3140000, 3165120, 3297000, 3360000, 3376128, 3391200, 3456000, 3516800, 3532500, 3617280, 3709125, 3768000, 3780000, 3798144, 3956400, 4019200, 4032000, 4121250, 4220160, 4239000, 4320000, 4340736, 4396000, 4480000, 4521600, 4710000, 4747680, 4838400, 4945500, 5024000, 5040000, 5064192, 5275200, 5298750, 5425920, 5495000, 5626880, 5652000, 5760000, 5934600, 6028800, 6048000, 6181875, 6280000, 6330240, 6594000, 6720000, 6782400, 7033600, 7065000, 7234560, 7418250, 7536000, 7560000, 7596288, 7912800, 8064000, 8242500, 8440320, 8478000, 8640000, 8792000, 9043200, 9420000, 9495360, 9891000, 10048000, 10080000, 10128384, 10550400, 10597500, 10851840, 10990000, 11304000, 11869200, 12057600, 12096000, 12363750, 12560000, 12660480, 13188000, 13440000, 13564800, 14067200, 14130000, 14836500, 15072000, 15120000, 15192576, 15825600, 16485000, 16880640, 16956000, 17280000, 17584000, 18086400, 18545625, 18840000, 18990720, 19782000, 20096000, 20160000, 21100800, 21195000, 21703680, 21980000, 22608000, 23738400, 24192000, 24727500, 25120000, 25320960, 26376000, 27129600, 28134400, 28260000, 29673000, 30144000, 30240000, 30385152, 31651200, 32970000, 33912000, 35168000, 36172800, 37091250, 37680000, 37981440, 39564000, 40320000, 42201600, 42390000, 43960000, 45216000, 47476800, 49455000, 50240000, 50641920, 52752000, 54259200, 56520000, 59346000, 60288000, 60480000, 63302400, 65940000, 67824000, 70336000, 74182500, 75360000, 75962880, 79128000, 84403200, 84780000, 87920000, 90432000, 94953600, 98910000, 100480000, 105504000, 108518400, 113040000, 118692000, 120960000, 126604800, 131880000, 135648000, 140672000, 148365000, 150720000, 151925760, 158256000, 169560000, 175840000, 180864000, 189907200, 197820000, 211008000, 226080000, 237384000, 253209600, 263760000, 271296000, 296730000, 301440000, 316512000, 339120000, 351680000, 379814400, 395640000, 422016000, 452160000, 474768000, 527520000, 542592000, 593460000, 633024000, 678240000, 703360000, 759628800, 791280000, 904320000, 949536000, 1055040000, 1186920000, 1266048000, 1356480000, 1582560000, 1899072000, 2110080000, 2373840000, 2712960000, 3165120000, 3798144000, 4747680000, 6330240000, 9495360000, 18990720000]

約数ペア:

[(1, 18990720000), (2, 9495360000), (3, 6330240000), (4, 4747680000), (5, 3798144000), (6, 3165120000), (7, 2712960000), (8, 2373840000), (9, 2110080000), (10, 1899072000), (12, 1582560000), (14, 1356480000), (15, 1266048000), (16, 1186920000), (18, 1055040000), (20, 949536000), (21, 904320000), (24, 791280000), (25, 759628800), (27, 703360000), (28, 678240000), (30, 633024000), (32, 593460000), (35, 542592000), (36, 527520000), (40, 474768000), (42, 452160000), (45, 422016000), (48, 395640000), (50, 379814400), (54, 351680000), (56, 339120000), (60, 316512000), (63, 301440000), (64, 296730000), (70, 271296000), (72, 263760000), (75, 253209600), (80, 237384000), (84, 226080000), (90, 211008000), (96, 197820000), (100, 189907200), (105, 180864000), (108, 175840000), (112, 169560000), (120, 158256000), (125, 151925760), (126, 150720000), (128, 148365000), (135, 140672000), (140, 135648000), (144, 131880000), (150, 126604800), (157, 120960000), (160, 118692000), (168, 113040000), (175, 108518400), (180, 105504000), (189, 100480000), (192, 98910000), (200, 94953600), (210, 90432000), (216, 87920000), (224, 84780000), (225, 84403200), (240, 79128000), (250, 75962880), (252, 75360000), (256, 74182500), (270, 70336000), (280, 67824000), (288, 65940000), (300, 63302400), (314, 60480000), (315, 60288000), (320, 59346000), (336, 56520000), (350, 54259200), (360, 52752000), (375, 50641920), (378, 50240000), (384, 49455000), (400, 47476800), (420, 45216000), (432, 43960000), (448, 42390000), (450, 42201600), (471, 40320000), (480, 39564000), (500, 37981440), (504, 37680000), (512, 37091250), (525, 36172800), (540, 35168000), (560, 33912000), (576, 32970000), (600, 31651200), (625, 30385152), (628, 30240000), (630, 30144000), (640, 29673000), (672, 28260000), (675, 28134400), (700, 27129600), (720, 26376000), (750, 25320960), (756, 25120000), (768, 24727500), (785, 24192000), (800, 23738400), (840, 22608000), (864, 21980000), (875, 21703680), (896, 21195000), (900, 21100800), (942, 20160000), (945, 20096000), (960, 19782000), (1000, 18990720), (1008, 18840000), (1024, 18545625), (1050, 18086400), (1080, 17584000), (1099, 17280000), (1120, 16956000), (1125, 16880640), (1152, 16485000), (1200, 15825600), (1250, 15192576), (1256, 15120000), (1260, 15072000), (1280, 14836500), (1344, 14130000), (1350, 14067200), (1400, 13564800), (1413, 13440000), (1440, 13188000), (1500, 12660480), (1512, 12560000), (1536, 12363750), (1570, 12096000), (1575, 12057600), (1600, 11869200), (1680, 11304000), (1728, 10990000), (1750, 10851840), (1792, 10597500), (1800, 10550400), (1875, 10128384), (1884, 10080000), (1890, 10048000), (1920, 9891000), (2000, 9495360), (2016, 9420000), (2100, 9043200), (2160, 8792000), (2198, 8640000), (2240, 8478000), (2250, 8440320), (2304, 8242500), (2355, 8064000), (2400, 7912800), (2500, 7596288), (2512, 7560000), (2520, 7536000), (2560, 7418250), (2625, 7234560), (2688, 7065000), (2700, 7033600), (2800, 6782400), (2826, 6720000), (2880, 6594000), (3000, 6330240), (3024, 6280000), (3072, 6181875), (3140, 6048000), (3150, 6028800), (3200, 5934600), (3297, 5760000), (3360, 5652000), (3375, 5626880), (3456, 5495000), (3500, 5425920), (3584, 5298750), (3600, 5275200), (3750, 5064192), (3768, 5040000), (3780, 5024000), (3840, 4945500), (3925, 4838400), (4000, 4747680), (4032, 4710000), (4200, 4521600), (4239, 4480000), (4320, 4396000), (4375, 4340736), (4396, 4320000), (4480, 4239000), (4500, 4220160), (4608, 4121250), (4710, 4032000), (4725, 4019200), (4800, 3956400), (5000, 3798144), (5024, 3780000), (5040, 3768000), (5120, 3709125), (5250, 3617280), (5376, 3532500), (5400, 3516800), (5495, 3456000), (5600, 3391200), (5625, 3376128), (5652, 3360000), (5760, 3297000), (6000, 3165120), (6048, 3140000), (6280, 3024000), (6300, 3014400), (6400, 2967300), (6594, 2880000), (6720, 2826000), (6750, 2813440), (6912, 2747500), (7000, 2712960), (7065, 2688000), (7168, 2649375), (7200, 2637600), (7500, 2532096), (7536, 2520000), (7560, 2512000), (7680, 2472750), (7850, 2419200), (7875, 2411520), (8000, 2373840), (8064, 2355000), (8400, 2260800), (8478, 2240000), (8640, 2198000), (8750, 2170368), (8792, 2160000), (8960, 2119500), (9000, 2110080), (9216, 2060625), (9420, 2016000), (9450, 2009600), (9600, 1978200), (9891, 1920000), (10000, 1899072), (10048, 1890000), (10080, 1884000), (10500, 1808640), (10752, 1766250), (10800, 1758400), (10990, 1728000), (11200, 1695600), (11250, 1688064), (11304, 1680000), (11520, 1648500), (11775, 1612800), (12000, 1582560), (12096, 1570000), (12560, 1512000), (12600, 1507200), (12800, 1483650), (13125, 1446912), (13188, 1440000), (13440, 1413000), (13500, 1406720), (13824, 1373750), (14000, 1356480), (14130, 1344000), (14400, 1318800), (15000, 1266048), (15072, 1260000), (15120, 1256000), (15360, 1236375), (15700, 1209600), (15750, 1205760), (16000, 1186920), (16128, 1177500), (16485, 1152000), (16800, 1130400), (16875, 1125376), (16956, 1120000), (17280, 1099000), (17500, 1085184), (17584, 1080000), (17920, 1059750), (18000, 1055040), (18840, 1008000), (18900, 1004800), (19200, 989100), (19625, 967680), (19782, 960000), (20000, 949536), (20096, 945000), (20160, 942000), (21000, 904320), (21195, 896000), (21504, 883125), (21600, 879200), (21980, 864000), (22400, 847800), (22500, 844032), (22608, 840000), (23040, 824250), (23550, 806400), (23625, 803840), (24000, 791280), (24192, 785000), (25120, 756000), (25200, 753600), (25600, 741825), (26250, 723456), (26376, 720000), (26880, 706500), (27000, 703360), (27475, 691200), (27648, 686875), (28000, 678240), (28260, 672000), (28800, 659400), (29673, 640000), (30000, 633024), (30144, 630000), (30240, 628000), (31400, 604800), (31500, 602880), (32000, 593460), (32256, 588750), (32970, 576000), (33600, 565200), (33750, 562688), (33912, 560000), (34560, 549500), (35000, 542592), (35168, 540000), (35325, 537600), (35840, 529875), (36000, 527520), (37680, 504000), (37800, 502400), (38400, 494550), (39250, 483840), (39375, 482304), (39564, 480000), (40000, 474768), (40192, 472500), (40320, 471000), (42000, 452160), (42390, 448000), (43200, 439600), (43960, 432000), (44800, 423900), (45000, 422016), (45216, 420000), (46080, 412125), (47100, 403200), (47250, 401920), (48000, 395640), (48384, 392500), (49455, 384000), (50240, 378000), (50400, 376800), (52500, 361728), (52752, 360000), (53760, 353250), (54000, 351680), (54950, 345600), (56000, 339120), (56520, 336000), (57600, 329700), (58875, 322560), (59346, 320000), (60000, 316512), (60288, 315000), (60480, 314000), (62800, 302400), (63000, 301440), (64000, 296730), (64512, 294375), (65940, 288000), (67200, 282600), (67500, 281344), (67824, 280000), (69120, 274750), (70000, 271296), (70336, 270000), (70650, 268800), (72000, 263760), (75360, 252000), (75600, 251200), (76800, 247275), (78500, 241920), (78750, 241152), (79128, 240000), (80000, 237384), (80384, 236250), (80640, 235500), (82425, 230400), (84000, 226080), (84780, 224000), (86400, 219800), (87920, 216000), (89600, 211950), (90000, 211008), (90432, 210000), (94200, 201600), (94500, 200960), (96000, 197820), (96768, 196250), (98125, 193536), (98910, 192000), (100480, 189000), (100800, 188400), (105000, 180864), (105504, 180000), (105975, 179200), (107520, 176625), (108000, 175840), (109900, 172800), (112000, 169560), (113040, 168000), (115200, 164850), (117750, 161280), (118125, 160768), (118692, 160000), (120000, 158256), (120576, 157500), (120960, 157000), (125600, 151200), (126000, 150720), (128000, 148365), (131880, 144000), (134400, 141300), (135000, 140672), (135648, 140000), (137375, 138240)]