161215816920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1\times {\mathrm{30949}}^1$

素因数の和:31569

約数の個数: 128

約数和(自身を含む): 490426272000

約数和(自身を除く): 329210455080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 523, 664, 830, 996, 1046, 1245, 1569, 1660, 1992, 2092, 2490, 2615, 3138, 3320, 4184, 4980, 5230, 6276, 7845, 9960, 10460, 12552, 15690, 20920, 30949, 31380, 43409, 61898, 62760, 86818, 92847, 123796, 130227, 154745, 173636, 185694, 217045, 247592, 260454, 309490, 347272, 371388, 434090, 464235, 520908, 618980, 651135, 742776, 868180, 928470, 1041816, 1237960, 1302270, 1736360, 1856940, 2568767, 2604540, 3713880, 5137534, 5209080, 7706301, 10275068, 12843835, 15412602, 16186327, 20550136, 25687670, 30825204, 32372654, 38531505, 48558981, 51375340, 61650408, 64745308, 77063010, 80931635, 97117962, 102750680, 129490616, 154126020, 161863270, 194235924, 242794905, 308252040, 323726540, 388471848, 485589810, 647453080, 971179620, 1343465141, 1942359240, 2686930282, 4030395423, 5373860564, 6717325705, 8060790846, 10747721128, 13434651410, 16121581692, 20151977115, 26869302820, 32243163384, 40303954230, 53738605640, 80607908460, 161215816920]

約数ペア:

[(1, 161215816920), (2, 80607908460), (3, 53738605640), (4, 40303954230), (5, 32243163384), (6, 26869302820), (8, 20151977115), (10, 16121581692), (12, 13434651410), (15, 10747721128), (20, 8060790846), (24, 6717325705), (30, 5373860564), (40, 4030395423), (60, 2686930282), (83, 1942359240), (120, 1343465141), (166, 971179620), (249, 647453080), (332, 485589810), (415, 388471848), (498, 323726540), (523, 308252040), (664, 242794905), (830, 194235924), (996, 161863270), (1046, 154126020), (1245, 129490616), (1569, 102750680), (1660, 97117962), (1992, 80931635), (2092, 77063010), (2490, 64745308), (2615, 61650408), (3138, 51375340), (3320, 48558981), (4184, 38531505), (4980, 32372654), (5230, 30825204), (6276, 25687670), (7845, 20550136), (9960, 16186327), (10460, 15412602), (12552, 12843835), (15690, 10275068), (20920, 7706301), (30949, 5209080), (31380, 5137534), (43409, 3713880), (61898, 2604540), (62760, 2568767), (86818, 1856940), (92847, 1736360), (123796, 1302270), (130227, 1237960), (154745, 1041816), (173636, 928470), (185694, 868180), (217045, 742776), (247592, 651135), (260454, 618980), (309490, 520908), (347272, 464235), (371388, 434090)]