161893680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2779

約数の個数: 160

約数和(自身を含む): 569130240

約数和(自身を除く): 407236560

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, 2731, 2964, 3120, 3705, 3952, 4560, 4940, 5462, 5928, 7410, 8193, 9880, 10924, 11856, 13655, 14820, 16386, 19760, 21848, 27310, 29640, 32772, 35503, 40965, 43696, 51889, 54620, 59280, 65544, 71006, 81930, 103778, 106509, 109240, 131088, 142012, 155667, 163860, 177515, 207556, 213018, 218480, 259445, 284024, 311334, 327720, 355030, 415112, 426036, 518890, 532545, 568048, 622668, 655440, 674557, 710060, 778335, 830224, 852072, 1037780, 1065090, 1245336, 1349114, 1420120, 1556670, 1704144, 2023671, 2075560, 2130180, 2490672, 2698228, 2840240, 3113340, 3372785, 4047342, 4151120, 4260360, 5396456, 6226680, 6745570, 8094684, 8520720, 10118355, 10792912, 12453360, 13491140, 16189368, 20236710, 26982280, 32378736, 40473420, 53964560, 80946840, 161893680]

約数ペア:

[(1, 161893680), (2, 80946840), (3, 53964560), (4, 40473420), (5, 32378736), (6, 26982280), (8, 20236710), (10, 16189368), (12, 13491140), (13, 12453360), (15, 10792912), (16, 10118355), (19, 8520720), (20, 8094684), (24, 6745570), (26, 6226680), (30, 5396456), (38, 4260360), (39, 4151120), (40, 4047342), (48, 3372785), (52, 3113340), (57, 2840240), (60, 2698228), (65, 2490672), (76, 2130180), (78, 2075560), (80, 2023671), (95, 1704144), (104, 1556670), (114, 1420120), (120, 1349114), (130, 1245336), (152, 1065090), (156, 1037780), (190, 852072), (195, 830224), (208, 778335), (228, 710060), (240, 674557), (247, 655440), (260, 622668), (285, 568048), (304, 532545), (312, 518890), (380, 426036), (390, 415112), (456, 355030), (494, 327720), (520, 311334), (570, 284024), (624, 259445), (741, 218480), (760, 213018), (780, 207556), (912, 177515), (988, 163860), (1040, 155667), (1140, 142012), (1235, 131088), (1482, 109240), (1520, 106509), (1560, 103778), (1976, 81930), (2280, 71006), (2470, 65544), (2731, 59280), (2964, 54620), (3120, 51889), (3705, 43696), (3952, 40965), (4560, 35503), (4940, 32772), (5462, 29640), (5928, 27310), (7410, 21848), (8193, 19760), (9880, 16386), (10924, 14820), (11856, 13655)]