640224000

素因数分解:

$2^8\times 3^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 720

約数和(自身を含む): 2700778080

約数和(自身を除く): 2060554080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 25, 26, 27, 30, 32, 36, 38, 39, 40, 45, 48, 50, 52, 54, 57, 60, 64, 65, 72, 75, 76, 78, 80, 81, 90, 95, 96, 100, 104, 108, 114, 117, 120, 125, 128, 130, 135, 144, 150, 152, 156, 160, 162, 171, 180, 190, 192, 195, 200, 208, 216, 225, 228, 234, 240, 247, 250, 256, 260, 270, 285, 288, 300, 304, 312, 320, 324, 325, 342, 351, 360, 375, 380, 384, 390, 400, 405, 416, 432, 450, 456, 468, 475, 480, 494, 500, 513, 520, 540, 570, 576, 585, 600, 608, 624, 640, 648, 650, 675, 684, 702, 720, 741, 750, 760, 768, 780, 800, 810, 832, 855, 864, 900, 912, 936, 950, 960, 975, 988, 1000, 1026, 1040, 1053, 1080, 1125, 1140, 1152, 1170, 1200, 1216, 1235, 1248, 1280, 1296, 1300, 1350, 1368, 1404, 1425, 1440, 1482, 1500, 1520, 1539, 1560, 1600, 1620, 1625, 1664, 1710, 1728, 1755, 1800, 1824, 1872, 1900, 1920, 1950, 1976, 2000, 2025, 2052, 2080, 2106, 2160, 2223, 2250, 2280, 2304, 2340, 2375, 2400, 2432, 2470, 2496, 2565, 2592, 2600, 2700, 2736, 2808, 2850, 2880, 2925, 2964, 3000, 3040, 3078, 3120, 3200, 3240, 3250, 3328, 3375, 3420, 3456, 3510, 3600, 3648, 3705, 3744, 3800, 3840, 3900, 3952, 4000, 4050, 4104, 4160, 4212, 4275, 4320, 4446, 4500, 4560, 4680, 4750, 4800, 4864, 4875, 4940, 4992, 5130, 5184, 5200, 5265, 5400, 5472, 5616, 5700, 5760, 5850, 5928, 6000, 6080, 6156, 6175, 6240, 6400, 6480, 6500, 6669, 6750, 6840, 6912, 7020, 7125, 7200, 7296, 7410, 7488, 7600, 7695, 7800, 7904, 8000, 8100, 8208, 8320, 8424, 8550, 8640, 8775, 8892, 9000, 9120, 9360, 9500, 9600, 9750, 9880, 9984, 10125, 10260, 10368, 10400, 10530, 10800, 10944, 11115, 11232, 11400, 11520, 11700, 11856, 12000, 12160, 12312, 12350, 12480, 12825, 12960, 13000, 13338, 13500, 13680, 14040, 14250, 14400, 14592, 14625, 14820, 14976, 15200, 15390, 15600, 15808, 16000, 16200, 16416, 16640, 16848, 17100, 17280, 17550, 17784, 18000, 18240, 18525, 18720, 19000, 19200, 19500, 19760, 20007, 20250, 20520, 20736, 20800, 21060, 21375, 21600, 21888, 22230, 22464, 22800, 23400, 23712, 24000, 24320, 24624, 24700, 24960, 25650, 25920, 26000, 26325, 26676, 27000, 27360, 28080, 28500, 28800, 29250, 29640, 29952, 30400, 30780, 30875, 31200, 31616, 32000, 32400, 32832, 33345, 33696, 34200, 34560, 35100, 35568, 36000, 36480, 37050, 37440, 38000, 38475, 39000, 39520, 40014, 40500, 41040, 41600, 42120, 42750, 43200, 43776, 43875, 44460, 44928, 45600, 46800, 47424, 48000, 49248, 49400, 49920, 51300, 51840, 52000, 52650, 53352, 54000, 54720, 55575, 56160, 57000, 57600, 58500, 59280, 60800, 61560, 61750, 62400, 63232, 64125, 64800, 65664, 66690, 67392, 68400, 70200, 71136, 72000, 72960, 74100, 74880, 76000, 76950, 78000, 79040, 80028, 81000, 82080, 83200, 84240, 85500, 86400, 87750, 88920, 89856, 91200, 92625, 93600, 94848, 96000, 98496, 98800, 100035, 102600, 103680, 104000, 105300, 106704, 108000, 109440, 111150, 112320, 114000, 117000, 118560, 121600, 123120, 123500, 124800, 128250, 129600, 131328, 131625, 133380, 134784, 136800, 140400, 142272, 144000, 148200, 149760, 152000, 153900, 156000, 158080, 160056, 162000, 164160, 166725, 168480, 171000, 172800, 175500, 177840, 182400, 185250, 187200, 189696, 192375, 196992, 197600, 200070, 205200, 208000, 210600, 213408, 216000, 218880, 222300, 224640, 228000, 234000, 237120, 246240, 247000, 249600, 256500, 259200, 263250, 266760, 269568, 273600, 277875, 280800, 284544, 288000, 296400, 304000, 307800, 312000, 316160, 320112, 324000, 328320, 333450, 336960, 342000, 351000, 355680, 364800, 370500, 374400, 384750, 393984, 395200, 400140, 410400, 416000, 421200, 426816, 432000, 444600, 449280, 456000, 468000, 474240, 492480, 494000, 500175, 513000, 518400, 526500, 533520, 547200, 555750, 561600, 569088, 592800, 608000, 615600, 624000, 640224, 648000, 656640, 666900, 673920, 684000, 702000, 711360, 741000, 748800, 769500, 790400, 800280, 820800, 833625, 842400, 853632, 864000, 889200, 912000, 936000, 948480, 984960, 988000, 1000350, 1026000, 1053000, 1067040, 1094400, 1111500, 1123200, 1185600, 1231200, 1248000, 1280448, 1296000, 1333800, 1347840, 1368000, 1404000, 1422720, 1482000, 1539000, 1580800, 1600560, 1641600, 1667250, 1684800, 1707264, 1778400, 1824000, 1872000, 1969920, 1976000, 2000700, 2052000, 2106000, 2134080, 2223000, 2246400, 2371200, 2462400, 2500875, 2560896, 2592000, 2667600, 2736000, 2808000, 2845440, 2964000, 3078000, 3201120, 3283200, 3334500, 3369600, 3556800, 3744000, 3952000, 4001400, 4104000, 4212000, 4268160, 4446000, 4742400, 4924800, 5001750, 5121792, 5335200, 5472000, 5616000, 5928000, 6156000, 6402240, 6669000, 6739200, 7113600, 7904000, 8002800, 8208000, 8424000, 8536320, 8892000, 9849600, 10003500, 10670400, 11232000, 11856000, 12312000, 12804480, 13338000, 14227200, 16005600, 16416000, 16848000, 17784000, 20007000, 21340800, 23712000, 24624000, 25608960, 26676000, 32011200, 33696000, 35568000, 40014000, 42681600, 49248000, 53352000, 64022400, 71136000, 80028000, 106704000, 128044800, 160056000, 213408000, 320112000, 640224000]

約数ペア:

[(1, 640224000), (2, 320112000), (3, 213408000), (4, 160056000), (5, 128044800), (6, 106704000), (8, 80028000), (9, 71136000), (10, 64022400), (12, 53352000), (13, 49248000), (15, 42681600), (16, 40014000), (18, 35568000), (19, 33696000), (20, 32011200), (24, 26676000), (25, 25608960), (26, 24624000), (27, 23712000), (30, 21340800), (32, 20007000), (36, 17784000), (38, 16848000), (39, 16416000), (40, 16005600), (45, 14227200), (48, 13338000), (50, 12804480), (52, 12312000), (54, 11856000), (57, 11232000), (60, 10670400), (64, 10003500), (65, 9849600), (72, 8892000), (75, 8536320), (76, 8424000), (78, 8208000), (80, 8002800), (81, 7904000), (90, 7113600), (95, 6739200), (96, 6669000), (100, 6402240), (104, 6156000), (108, 5928000), (114, 5616000), (117, 5472000), (120, 5335200), (125, 5121792), (128, 5001750), (130, 4924800), (135, 4742400), (144, 4446000), (150, 4268160), (152, 4212000), (156, 4104000), (160, 4001400), (162, 3952000), (171, 3744000), (180, 3556800), (190, 3369600), (192, 3334500), (195, 3283200), (200, 3201120), (208, 3078000), (216, 2964000), (225, 2845440), (228, 2808000), (234, 2736000), (240, 2667600), (247, 2592000), (250, 2560896), (256, 2500875), (260, 2462400), (270, 2371200), (285, 2246400), (288, 2223000), (300, 2134080), (304, 2106000), (312, 2052000), (320, 2000700), (324, 1976000), (325, 1969920), (342, 1872000), (351, 1824000), (360, 1778400), (375, 1707264), (380, 1684800), (384, 1667250), (390, 1641600), (400, 1600560), (405, 1580800), (416, 1539000), (432, 1482000), (450, 1422720), (456, 1404000), (468, 1368000), (475, 1347840), (480, 1333800), (494, 1296000), (500, 1280448), (513, 1248000), (520, 1231200), (540, 1185600), (570, 1123200), (576, 1111500), (585, 1094400), (600, 1067040), (608, 1053000), (624, 1026000), (640, 1000350), (648, 988000), (650, 984960), (675, 948480), (684, 936000), (702, 912000), (720, 889200), (741, 864000), (750, 853632), (760, 842400), (768, 833625), (780, 820800), (800, 800280), (810, 790400), (832, 769500), (855, 748800), (864, 741000), (900, 711360), (912, 702000), (936, 684000), (950, 673920), (960, 666900), (975, 656640), (988, 648000), (1000, 640224), (1026, 624000), (1040, 615600), (1053, 608000), (1080, 592800), (1125, 569088), (1140, 561600), (1152, 555750), (1170, 547200), (1200, 533520), (1216, 526500), (1235, 518400), (1248, 513000), (1280, 500175), (1296, 494000), (1300, 492480), (1350, 474240), (1368, 468000), (1404, 456000), (1425, 449280), (1440, 444600), (1482, 432000), (1500, 426816), (1520, 421200), (1539, 416000), (1560, 410400), (1600, 400140), (1620, 395200), (1625, 393984), (1664, 384750), (1710, 374400), (1728, 370500), (1755, 364800), (1800, 355680), (1824, 351000), (1872, 342000), (1900, 336960), (1920, 333450), (1950, 328320), (1976, 324000), (2000, 320112), (2025, 316160), (2052, 312000), (2080, 307800), (2106, 304000), (2160, 296400), (2223, 288000), (2250, 284544), (2280, 280800), (2304, 277875), (2340, 273600), (2375, 269568), (2400, 266760), (2432, 263250), (2470, 259200), (2496, 256500), (2565, 249600), (2592, 247000), (2600, 246240), (2700, 237120), (2736, 234000), (2808, 228000), (2850, 224640), (2880, 222300), (2925, 218880), (2964, 216000), (3000, 213408), (3040, 210600), (3078, 208000), (3120, 205200), (3200, 200070), (3240, 197600), (3250, 196992), (3328, 192375), (3375, 189696), (3420, 187200), (3456, 185250), (3510, 182400), (3600, 177840), (3648, 175500), (3705, 172800), (3744, 171000), (3800, 168480), (3840, 166725), (3900, 164160), (3952, 162000), (4000, 160056), (4050, 158080), (4104, 156000), (4160, 153900), (4212, 152000), (4275, 149760), (4320, 148200), (4446, 144000), (4500, 142272), (4560, 140400), (4680, 136800), (4750, 134784), (4800, 133380), (4864, 131625), (4875, 131328), (4940, 129600), (4992, 128250), (5130, 124800), (5184, 123500), (5200, 123120), (5265, 121600), (5400, 118560), (5472, 117000), (5616, 114000), (5700, 112320), (5760, 111150), (5850, 109440), (5928, 108000), (6000, 106704), (6080, 105300), (6156, 104000), (6175, 103680), (6240, 102600), (6400, 100035), (6480, 98800), (6500, 98496), (6669, 96000), (6750, 94848), (6840, 93600), (6912, 92625), (7020, 91200), (7125, 89856), (7200, 88920), (7296, 87750), (7410, 86400), (7488, 85500), (7600, 84240), (7695, 83200), (7800, 82080), (7904, 81000), (8000, 80028), (8100, 79040), (8208, 78000), (8320, 76950), (8424, 76000), (8550, 74880), (8640, 74100), (8775, 72960), (8892, 72000), (9000, 71136), (9120, 70200), (9360, 68400), (9500, 67392), (9600, 66690), (9750, 65664), (9880, 64800), (9984, 64125), (10125, 63232), (10260, 62400), (10368, 61750), (10400, 61560), (10530, 60800), (10800, 59280), (10944, 58500), (11115, 57600), (11232, 57000), (11400, 56160), (11520, 55575), (11700, 54720), (11856, 54000), (12000, 53352), (12160, 52650), (12312, 52000), (12350, 51840), (12480, 51300), (12825, 49920), (12960, 49400), (13000, 49248), (13338, 48000), (13500, 47424), (13680, 46800), (14040, 45600), (14250, 44928), (14400, 44460), (14592, 43875), (14625, 43776), (14820, 43200), (14976, 42750), (15200, 42120), (15390, 41600), (15600, 41040), (15808, 40500), (16000, 40014), (16200, 39520), (16416, 39000), (16640, 38475), (16848, 38000), (17100, 37440), (17280, 37050), (17550, 36480), (17784, 36000), (18000, 35568), (18240, 35100), (18525, 34560), (18720, 34200), (19000, 33696), (19200, 33345), (19500, 32832), (19760, 32400), (20007, 32000), (20250, 31616), (20520, 31200), (20736, 30875), (20800, 30780), (21060, 30400), (21375, 29952), (21600, 29640), (21888, 29250), (22230, 28800), (22464, 28500), (22800, 28080), (23400, 27360), (23712, 27000), (24000, 26676), (24320, 26325), (24624, 26000), (24700, 25920), (24960, 25650)]