421506960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6781}}^1$

素因数の和:6841

約数の個数: 160

約数和(自身を含む): 1533925632

約数和(自身を除く): 1112418672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3885, 4144, 4440, 5180, 6216, 6781, 7770, 8880, 10360, 12432, 13562, 15540, 20343, 20720, 27124, 31080, 33905, 40686, 47467, 54248, 62160, 67810, 81372, 94934, 101715, 108496, 135620, 142401, 162744, 189868, 203430, 237335, 250897, 271240, 284802, 325488, 379736, 406860, 474670, 501794, 542480, 569604, 712005, 752691, 759472, 813720, 949340, 1003588, 1139208, 1254485, 1424010, 1505382, 1627440, 1756279, 1898680, 2007176, 2278416, 2508970, 2848020, 3010764, 3512558, 3763455, 3797360, 4014352, 5017940, 5268837, 5696040, 6021528, 7025116, 7526910, 8781395, 10035880, 10537674, 11392080, 12043056, 14050232, 15053820, 17562790, 20071760, 21075348, 26344185, 28100464, 30107640, 35125580, 42150696, 52688370, 60215280, 70251160, 84301392, 105376740, 140502320, 210753480, 421506960]

約数ペア:

[(1, 421506960), (2, 210753480), (3, 140502320), (4, 105376740), (5, 84301392), (6, 70251160), (7, 60215280), (8, 52688370), (10, 42150696), (12, 35125580), (14, 30107640), (15, 28100464), (16, 26344185), (20, 21075348), (21, 20071760), (24, 17562790), (28, 15053820), (30, 14050232), (35, 12043056), (37, 11392080), (40, 10537674), (42, 10035880), (48, 8781395), (56, 7526910), (60, 7025116), (70, 6021528), (74, 5696040), (80, 5268837), (84, 5017940), (105, 4014352), (111, 3797360), (112, 3763455), (120, 3512558), (140, 3010764), (148, 2848020), (168, 2508970), (185, 2278416), (210, 2007176), (222, 1898680), (240, 1756279), (259, 1627440), (280, 1505382), (296, 1424010), (336, 1254485), (370, 1139208), (420, 1003588), (444, 949340), (518, 813720), (555, 759472), (560, 752691), (592, 712005), (740, 569604), (777, 542480), (840, 501794), (888, 474670), (1036, 406860), (1110, 379736), (1295, 325488), (1480, 284802), (1554, 271240), (1680, 250897), (1776, 237335), (2072, 203430), (2220, 189868), (2590, 162744), (2960, 142401), (3108, 135620), (3885, 108496), (4144, 101715), (4440, 94934), (5180, 81372), (6216, 67810), (6781, 62160), (7770, 54248), (8880, 47467), (10360, 40686), (12432, 33905), (13562, 31080), (15540, 27124), (20343, 20720)]