19747307520

素因数分解:

$2^{19}\times 3^5\times 5^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 480

約数和(自身を含む): 73282809600

約数和(自身を除く): 53535502080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 243, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 486, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 810, 837, 864, 930, 960, 972, 992, 1024, 1080, 1116, 1152, 1215, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1620, 1674, 1728, 1860, 1920, 1944, 1984, 2048, 2160, 2232, 2304, 2430, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3072, 3240, 3348, 3456, 3720, 3840, 3888, 3968, 4096, 4185, 4320, 4464, 4608, 4860, 4960, 5022, 5120, 5184, 5580, 5760, 5952, 6144, 6480, 6696, 6912, 7440, 7533, 7680, 7776, 7936, 8192, 8370, 8640, 8928, 9216, 9720, 9920, 10044, 10240, 10368, 11160, 11520, 11904, 12288, 12555, 12960, 13392, 13824, 14880, 15066, 15360, 15552, 15872, 16384, 16740, 17280, 17856, 18432, 19440, 19840, 20088, 20480, 20736, 22320, 23040, 23808, 24576, 25110, 25920, 26784, 27648, 29760, 30132, 30720, 31104, 31744, 32768, 33480, 34560, 35712, 36864, 37665, 38880, 39680, 40176, 40960, 41472, 44640, 46080, 47616, 49152, 50220, 51840, 53568, 55296, 59520, 60264, 61440, 62208, 63488, 65536, 66960, 69120, 71424, 73728, 75330, 77760, 79360, 80352, 81920, 82944, 89280, 92160, 95232, 98304, 100440, 103680, 107136, 110592, 119040, 120528, 122880, 124416, 126976, 131072, 133920, 138240, 142848, 147456, 150660, 155520, 158720, 160704, 163840, 165888, 178560, 184320, 190464, 196608, 200880, 207360, 214272, 221184, 238080, 241056, 245760, 248832, 253952, 262144, 267840, 276480, 285696, 294912, 301320, 311040, 317440, 321408, 327680, 331776, 357120, 368640, 380928, 393216, 401760, 414720, 428544, 442368, 476160, 482112, 491520, 497664, 507904, 524288, 535680, 552960, 571392, 589824, 602640, 622080, 634880, 642816, 655360, 663552, 714240, 737280, 761856, 786432, 803520, 829440, 857088, 884736, 952320, 964224, 983040, 995328, 1015808, 1071360, 1105920, 1142784, 1179648, 1205280, 1244160, 1269760, 1285632, 1310720, 1327104, 1428480, 1474560, 1523712, 1572864, 1607040, 1658880, 1714176, 1769472, 1904640, 1928448, 1966080, 1990656, 2031616, 2142720, 2211840, 2285568, 2359296, 2410560, 2488320, 2539520, 2571264, 2621440, 2654208, 2856960, 2949120, 3047424, 3214080, 3317760, 3428352, 3538944, 3809280, 3856896, 3932160, 3981312, 4063232, 4285440, 4423680, 4571136, 4718592, 4821120, 4976640, 5079040, 5142528, 5308416, 5713920, 5898240, 6094848, 6428160, 6635520, 6856704, 7077888, 7618560, 7713792, 7864320, 7962624, 8126464, 8570880, 8847360, 9142272, 9642240, 9953280, 10158080, 10285056, 10616832, 11427840, 11796480, 12189696, 12856320, 13271040, 13713408, 14155776, 15237120, 15427584, 15925248, 16252928, 17141760, 17694720, 18284544, 19284480, 19906560, 20316160, 20570112, 21233664, 22855680, 23592960, 24379392, 25712640, 26542080, 27426816, 30474240, 30855168, 31850496, 34283520, 35389440, 36569088, 38568960, 39813120, 40632320, 41140224, 42467328, 45711360, 48758784, 51425280, 53084160, 54853632, 60948480, 61710336, 63700992, 68567040, 70778880, 73138176, 77137920, 79626240, 81264640, 82280448, 91422720, 102850560, 106168320, 109707264, 121896960, 123420672, 127401984, 137134080, 146276352, 154275840, 159252480, 164560896, 182845440, 205701120, 212336640, 219414528, 243793920, 246841344, 274268160, 308551680, 318504960, 329121792, 365690880, 411402240, 438829056, 493682688, 548536320, 617103360, 637009920, 658243584, 731381760, 822804480, 987365376, 1097072640, 1234206720, 1316487168, 1645608960, 1974730752, 2194145280, 2468413440, 3291217920, 3949461504, 4936826880, 6582435840, 9873653760, 19747307520]

約数ペア:

[(1, 19747307520), (2, 9873653760), (3, 6582435840), (4, 4936826880), (5, 3949461504), (6, 3291217920), (8, 2468413440), (9, 2194145280), (10, 1974730752), (12, 1645608960), (15, 1316487168), (16, 1234206720), (18, 1097072640), (20, 987365376), (24, 822804480), (27, 731381760), (30, 658243584), (31, 637009920), (32, 617103360), (36, 548536320), (40, 493682688), (45, 438829056), (48, 411402240), (54, 365690880), (60, 329121792), (62, 318504960), (64, 308551680), (72, 274268160), (80, 246841344), (81, 243793920), (90, 219414528), (93, 212336640), (96, 205701120), (108, 182845440), (120, 164560896), (124, 159252480), (128, 154275840), (135, 146276352), (144, 137134080), (155, 127401984), (160, 123420672), (162, 121896960), (180, 109707264), (186, 106168320), (192, 102850560), (216, 91422720), (240, 82280448), (243, 81264640), (248, 79626240), (256, 77137920), (270, 73138176), (279, 70778880), (288, 68567040), (310, 63700992), (320, 61710336), (324, 60948480), (360, 54853632), (372, 53084160), (384, 51425280), (405, 48758784), (432, 45711360), (465, 42467328), (480, 41140224), (486, 40632320), (496, 39813120), (512, 38568960), (540, 36569088), (558, 35389440), (576, 34283520), (620, 31850496), (640, 30855168), (648, 30474240), (720, 27426816), (744, 26542080), (768, 25712640), (810, 24379392), (837, 23592960), (864, 22855680), (930, 21233664), (960, 20570112), (972, 20316160), (992, 19906560), (1024, 19284480), (1080, 18284544), (1116, 17694720), (1152, 17141760), (1215, 16252928), (1240, 15925248), (1280, 15427584), (1296, 15237120), (1395, 14155776), (1440, 13713408), (1488, 13271040), (1536, 12856320), (1620, 12189696), (1674, 11796480), (1728, 11427840), (1860, 10616832), (1920, 10285056), (1944, 10158080), (1984, 9953280), (2048, 9642240), (2160, 9142272), (2232, 8847360), (2304, 8570880), (2430, 8126464), (2480, 7962624), (2511, 7864320), (2560, 7713792), (2592, 7618560), (2790, 7077888), (2880, 6856704), (2976, 6635520), (3072, 6428160), (3240, 6094848), (3348, 5898240), (3456, 5713920), (3720, 5308416), (3840, 5142528), (3888, 5079040), (3968, 4976640), (4096, 4821120), (4185, 4718592), (4320, 4571136), (4464, 4423680), (4608, 4285440), (4860, 4063232), (4960, 3981312), (5022, 3932160), (5120, 3856896), (5184, 3809280), (5580, 3538944), (5760, 3428352), (5952, 3317760), (6144, 3214080), (6480, 3047424), (6696, 2949120), (6912, 2856960), (7440, 2654208), (7533, 2621440), (7680, 2571264), (7776, 2539520), (7936, 2488320), (8192, 2410560), (8370, 2359296), (8640, 2285568), (8928, 2211840), (9216, 2142720), (9720, 2031616), (9920, 1990656), (10044, 1966080), (10240, 1928448), (10368, 1904640), (11160, 1769472), (11520, 1714176), (11904, 1658880), (12288, 1607040), (12555, 1572864), (12960, 1523712), (13392, 1474560), (13824, 1428480), (14880, 1327104), (15066, 1310720), (15360, 1285632), (15552, 1269760), (15872, 1244160), (16384, 1205280), (16740, 1179648), (17280, 1142784), (17856, 1105920), (18432, 1071360), (19440, 1015808), (19840, 995328), (20088, 983040), (20480, 964224), (20736, 952320), (22320, 884736), (23040, 857088), (23808, 829440), (24576, 803520), (25110, 786432), (25920, 761856), (26784, 737280), (27648, 714240), (29760, 663552), (30132, 655360), (30720, 642816), (31104, 634880), (31744, 622080), (32768, 602640), (33480, 589824), (34560, 571392), (35712, 552960), (36864, 535680), (37665, 524288), (38880, 507904), (39680, 497664), (40176, 491520), (40960, 482112), (41472, 476160), (44640, 442368), (46080, 428544), (47616, 414720), (49152, 401760), (50220, 393216), (51840, 380928), (53568, 368640), (55296, 357120), (59520, 331776), (60264, 327680), (61440, 321408), (62208, 317440), (63488, 311040), (65536, 301320), (66960, 294912), (69120, 285696), (71424, 276480), (73728, 267840), (75330, 262144), (77760, 253952), (79360, 248832), (80352, 245760), (81920, 241056), (82944, 238080), (89280, 221184), (92160, 214272), (95232, 207360), (98304, 200880), (100440, 196608), (103680, 190464), (107136, 184320), (110592, 178560), (119040, 165888), (120528, 163840), (122880, 160704), (124416, 158720), (126976, 155520), (131072, 150660), (133920, 147456), (138240, 142848)]