621787920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:682

約数の個数: 320

約数和(自身を含む): 2317351680

約数和(自身を除く): 1695563760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 19, 20, 24, 26, 30, 34, 38, 39, 40, 48, 51, 52, 57, 60, 65, 68, 76, 78, 80, 85, 95, 102, 104, 114, 120, 130, 136, 152, 156, 170, 190, 195, 204, 208, 221, 228, 240, 247, 255, 260, 272, 285, 304, 312, 323, 340, 380, 390, 408, 442, 456, 494, 510, 520, 570, 617, 624, 646, 663, 680, 741, 760, 780, 816, 884, 912, 969, 988, 1020, 1040, 1105, 1140, 1234, 1235, 1292, 1326, 1360, 1482, 1520, 1560, 1615, 1768, 1851, 1938, 1976, 2040, 2210, 2280, 2468, 2470, 2584, 2652, 2964, 3085, 3120, 3230, 3315, 3536, 3702, 3705, 3876, 3952, 4080, 4199, 4420, 4560, 4845, 4936, 4940, 5168, 5304, 5928, 6170, 6460, 6630, 7404, 7410, 7752, 8021, 8398, 8840, 9255, 9690, 9872, 9880, 10489, 10608, 11723, 11856, 12340, 12597, 12920, 13260, 14808, 14820, 15504, 16042, 16796, 17680, 18510, 19380, 19760, 20978, 20995, 23446, 24063, 24680, 25194, 25840, 26520, 29616, 29640, 31467, 32084, 33592, 35169, 37020, 38760, 40105, 41956, 41990, 46892, 48126, 49360, 50388, 52445, 53040, 58615, 59280, 62934, 62985, 64168, 67184, 70338, 74040, 77520, 80210, 83912, 83980, 93784, 96252, 100776, 104890, 117230, 120315, 125868, 125970, 128336, 136357, 140676, 148080, 152399, 157335, 160420, 167824, 167960, 175845, 187568, 192504, 199291, 201552, 209780, 234460, 240630, 251736, 251940, 272714, 281352, 304798, 314670, 320840, 335920, 351690, 385008, 398582, 409071, 419560, 457197, 468920, 481260, 503472, 503880, 545428, 562704, 597873, 609596, 629340, 641680, 681785, 703380, 761995, 797164, 818142, 839120, 914394, 937840, 962520, 996455, 1007760, 1090856, 1195746, 1219192, 1258680, 1363570, 1406760, 1523990, 1594328, 1636284, 1828788, 1925040, 1992910, 2045355, 2181712, 2285985, 2391492, 2438384, 2517360, 2590783, 2727140, 2813520, 2989365, 3047980, 3188656, 3272568, 3657576, 3985820, 4090710, 4571970, 4782984, 5181566, 5454280, 5978730, 6095960, 6545136, 7315152, 7772349, 7971640, 8181420, 9143940, 9565968, 10363132, 10908560, 11957460, 12191920, 12953915, 15544698, 15943280, 16362840, 18287880, 20726264, 23914920, 25907830, 31089396, 32725680, 36575760, 38861745, 41452528, 47829840, 51815660, 62178792, 77723490, 103631320, 124357584, 155446980, 207262640, 310893960, 621787920]

約数ペア:

[(1, 621787920), (2, 310893960), (3, 207262640), (4, 155446980), (5, 124357584), (6, 103631320), (8, 77723490), (10, 62178792), (12, 51815660), (13, 47829840), (15, 41452528), (16, 38861745), (17, 36575760), (19, 32725680), (20, 31089396), (24, 25907830), (26, 23914920), (30, 20726264), (34, 18287880), (38, 16362840), (39, 15943280), (40, 15544698), (48, 12953915), (51, 12191920), (52, 11957460), (57, 10908560), (60, 10363132), (65, 9565968), (68, 9143940), (76, 8181420), (78, 7971640), (80, 7772349), (85, 7315152), (95, 6545136), (102, 6095960), (104, 5978730), (114, 5454280), (120, 5181566), (130, 4782984), (136, 4571970), (152, 4090710), (156, 3985820), (170, 3657576), (190, 3272568), (195, 3188656), (204, 3047980), (208, 2989365), (221, 2813520), (228, 2727140), (240, 2590783), (247, 2517360), (255, 2438384), (260, 2391492), (272, 2285985), (285, 2181712), (304, 2045355), (312, 1992910), (323, 1925040), (340, 1828788), (380, 1636284), (390, 1594328), (408, 1523990), (442, 1406760), (456, 1363570), (494, 1258680), (510, 1219192), (520, 1195746), (570, 1090856), (617, 1007760), (624, 996455), (646, 962520), (663, 937840), (680, 914394), (741, 839120), (760, 818142), (780, 797164), (816, 761995), (884, 703380), (912, 681785), (969, 641680), (988, 629340), (1020, 609596), (1040, 597873), (1105, 562704), (1140, 545428), (1234, 503880), (1235, 503472), (1292, 481260), (1326, 468920), (1360, 457197), (1482, 419560), (1520, 409071), (1560, 398582), (1615, 385008), (1768, 351690), (1851, 335920), (1938, 320840), (1976, 314670), (2040, 304798), (2210, 281352), (2280, 272714), (2468, 251940), (2470, 251736), (2584, 240630), (2652, 234460), (2964, 209780), (3085, 201552), (3120, 199291), (3230, 192504), (3315, 187568), (3536, 175845), (3702, 167960), (3705, 167824), (3876, 160420), (3952, 157335), (4080, 152399), (4199, 148080), (4420, 140676), (4560, 136357), (4845, 128336), (4936, 125970), (4940, 125868), (5168, 120315), (5304, 117230), (5928, 104890), (6170, 100776), (6460, 96252), (6630, 93784), (7404, 83980), (7410, 83912), (7752, 80210), (8021, 77520), (8398, 74040), (8840, 70338), (9255, 67184), (9690, 64168), (9872, 62985), (9880, 62934), (10489, 59280), (10608, 58615), (11723, 53040), (11856, 52445), (12340, 50388), (12597, 49360), (12920, 48126), (13260, 46892), (14808, 41990), (14820, 41956), (15504, 40105), (16042, 38760), (16796, 37020), (17680, 35169), (18510, 33592), (19380, 32084), (19760, 31467), (20978, 29640), (20995, 29616), (23446, 26520), (24063, 25840), (24680, 25194)]