206721840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1211

約数の個数: 160

約数和(自身を含む): 702455040

約数和(自身を除く): 495733200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 156, 177, 195, 208, 236, 240, 260, 295, 312, 354, 390, 472, 520, 590, 624, 708, 767, 780, 885, 944, 1040, 1123, 1180, 1416, 1534, 1560, 1770, 2246, 2301, 2360, 2832, 3068, 3120, 3369, 3540, 3835, 4492, 4602, 4720, 5615, 6136, 6738, 7080, 7670, 8984, 9204, 11230, 11505, 12272, 13476, 14160, 14599, 15340, 16845, 17968, 18408, 22460, 23010, 26952, 29198, 30680, 33690, 36816, 43797, 44920, 46020, 53904, 58396, 61360, 66257, 67380, 72995, 87594, 89840, 92040, 116792, 132514, 134760, 145990, 175188, 184080, 198771, 218985, 233584, 265028, 269520, 291980, 331285, 350376, 397542, 437970, 530056, 583960, 662570, 700752, 795084, 861341, 875940, 993855, 1060112, 1167920, 1325140, 1590168, 1722682, 1751880, 1987710, 2584023, 2650280, 3180336, 3445364, 3503760, 3975420, 4306705, 5168046, 5300560, 6890728, 7950840, 8613410, 10336092, 12920115, 13781456, 15901680, 17226820, 20672184, 25840230, 34453640, 41344368, 51680460, 68907280, 103360920, 206721840]

約数ペア:

[(1, 206721840), (2, 103360920), (3, 68907280), (4, 51680460), (5, 41344368), (6, 34453640), (8, 25840230), (10, 20672184), (12, 17226820), (13, 15901680), (15, 13781456), (16, 12920115), (20, 10336092), (24, 8613410), (26, 7950840), (30, 6890728), (39, 5300560), (40, 5168046), (48, 4306705), (52, 3975420), (59, 3503760), (60, 3445364), (65, 3180336), (78, 2650280), (80, 2584023), (104, 1987710), (118, 1751880), (120, 1722682), (130, 1590168), (156, 1325140), (177, 1167920), (195, 1060112), (208, 993855), (236, 875940), (240, 861341), (260, 795084), (295, 700752), (312, 662570), (354, 583960), (390, 530056), (472, 437970), (520, 397542), (590, 350376), (624, 331285), (708, 291980), (767, 269520), (780, 265028), (885, 233584), (944, 218985), (1040, 198771), (1123, 184080), (1180, 175188), (1416, 145990), (1534, 134760), (1560, 132514), (1770, 116792), (2246, 92040), (2301, 89840), (2360, 87594), (2832, 72995), (3068, 67380), (3120, 66257), (3369, 61360), (3540, 58396), (3835, 53904), (4492, 46020), (4602, 44920), (4720, 43797), (5615, 36816), (6136, 33690), (6738, 30680), (7080, 29198), (7670, 26952), (8984, 23010), (9204, 22460), (11230, 18408), (11505, 17968), (12272, 16845), (13476, 15340), (14160, 14599)]