131437320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4229}}^1$

素因数の和:4287

約数の個数: 128

約数和(自身を含む): 462931200

約数和(自身を除く): 331493880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4229, 4440, 5180, 6216, 7770, 8458, 10360, 12687, 15540, 16916, 21145, 25374, 29603, 31080, 33832, 42290, 50748, 59206, 63435, 84580, 88809, 101496, 118412, 126870, 148015, 156473, 169160, 177618, 236824, 253740, 296030, 312946, 355236, 444045, 469419, 507480, 592060, 625892, 710472, 782365, 888090, 938838, 1095311, 1184120, 1251784, 1564730, 1776180, 1877676, 2190622, 2347095, 3129460, 3285933, 3552360, 3755352, 4381244, 4694190, 5476555, 6258920, 6571866, 8762488, 9388380, 10953110, 13143732, 16429665, 18776760, 21906220, 26287464, 32859330, 43812440, 65718660, 131437320]

約数ペア:

[(1, 131437320), (2, 65718660), (3, 43812440), (4, 32859330), (5, 26287464), (6, 21906220), (7, 18776760), (8, 16429665), (10, 13143732), (12, 10953110), (14, 9388380), (15, 8762488), (20, 6571866), (21, 6258920), (24, 5476555), (28, 4694190), (30, 4381244), (35, 3755352), (37, 3552360), (40, 3285933), (42, 3129460), (56, 2347095), (60, 2190622), (70, 1877676), (74, 1776180), (84, 1564730), (105, 1251784), (111, 1184120), (120, 1095311), (140, 938838), (148, 888090), (168, 782365), (185, 710472), (210, 625892), (222, 592060), (259, 507480), (280, 469419), (296, 444045), (370, 355236), (420, 312946), (444, 296030), (518, 253740), (555, 236824), (740, 177618), (777, 169160), (840, 156473), (888, 148015), (1036, 126870), (1110, 118412), (1295, 101496), (1480, 88809), (1554, 84580), (2072, 63435), (2220, 59206), (2590, 50748), (3108, 42290), (3885, 33832), (4229, 31080), (4440, 29603), (5180, 25374), (6216, 21145), (7770, 16916), (8458, 15540), (10360, 12687)]