159403920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2689}}^1$

素因数の和:2737

約数の個数: 160

約数和(自身を含む): 560380800

約数和(自身を除く): 400976880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2689, 2964, 3120, 3705, 3952, 4560, 4940, 5378, 5928, 7410, 8067, 9880, 10756, 11856, 13445, 14820, 16134, 19760, 21512, 26890, 29640, 32268, 34957, 40335, 43024, 51091, 53780, 59280, 64536, 69914, 80670, 102182, 104871, 107560, 129072, 139828, 153273, 161340, 174785, 204364, 209742, 215120, 255455, 279656, 306546, 322680, 349570, 408728, 419484, 510910, 524355, 559312, 613092, 645360, 664183, 699140, 766365, 817456, 838968, 1021820, 1048710, 1226184, 1328366, 1398280, 1532730, 1677936, 1992549, 2043640, 2097420, 2452368, 2656732, 2796560, 3065460, 3320915, 3985098, 4087280, 4194840, 5313464, 6130920, 6641830, 7970196, 8389680, 9962745, 10626928, 12261840, 13283660, 15940392, 19925490, 26567320, 31880784, 39850980, 53134640, 79701960, 159403920]

約数ペア:

[(1, 159403920), (2, 79701960), (3, 53134640), (4, 39850980), (5, 31880784), (6, 26567320), (8, 19925490), (10, 15940392), (12, 13283660), (13, 12261840), (15, 10626928), (16, 9962745), (19, 8389680), (20, 7970196), (24, 6641830), (26, 6130920), (30, 5313464), (38, 4194840), (39, 4087280), (40, 3985098), (48, 3320915), (52, 3065460), (57, 2796560), (60, 2656732), (65, 2452368), (76, 2097420), (78, 2043640), (80, 1992549), (95, 1677936), (104, 1532730), (114, 1398280), (120, 1328366), (130, 1226184), (152, 1048710), (156, 1021820), (190, 838968), (195, 817456), (208, 766365), (228, 699140), (240, 664183), (247, 645360), (260, 613092), (285, 559312), (304, 524355), (312, 510910), (380, 419484), (390, 408728), (456, 349570), (494, 322680), (520, 306546), (570, 279656), (624, 255455), (741, 215120), (760, 209742), (780, 204364), (912, 174785), (988, 161340), (1040, 153273), (1140, 139828), (1235, 129072), (1482, 107560), (1520, 104871), (1560, 102182), (1976, 80670), (2280, 69914), (2470, 64536), (2689, 59280), (2964, 53780), (3120, 51091), (3705, 43024), (3952, 40335), (4560, 34957), (4940, 32268), (5378, 29640), (5928, 26890), (7410, 21512), (8067, 19760), (9880, 16134), (10756, 14820), (11856, 13445)]