521239740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12049}}^1$

素因数の和:12171

約数の個数: 96

約数和(自身を含む): 1684300800

約数和(自身を除く): 1163061060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 1030, 1236, 1442, 1545, 2060, 2163, 2884, 3090, 3605, 4326, 6180, 7210, 8652, 10815, 12049, 14420, 21630, 24098, 36147, 43260, 48196, 60245, 72294, 84343, 120490, 144588, 168686, 180735, 240980, 253029, 337372, 361470, 421715, 506058, 722940, 843430, 1012116, 1241047, 1265145, 1686860, 2482094, 2530290, 3723141, 4964188, 5060580, 6205235, 7446282, 8687329, 12410470, 14892564, 17374658, 18615705, 24820940, 26061987, 34749316, 37231410, 43436645, 52123974, 74462820, 86873290, 104247948, 130309935, 173746580, 260619870, 521239740]

約数ペア:

[(1, 521239740), (2, 260619870), (3, 173746580), (4, 130309935), (5, 104247948), (6, 86873290), (7, 74462820), (10, 52123974), (12, 43436645), (14, 37231410), (15, 34749316), (20, 26061987), (21, 24820940), (28, 18615705), (30, 17374658), (35, 14892564), (42, 12410470), (60, 8687329), (70, 7446282), (84, 6205235), (103, 5060580), (105, 4964188), (140, 3723141), (206, 2530290), (210, 2482094), (309, 1686860), (412, 1265145), (420, 1241047), (515, 1012116), (618, 843430), (721, 722940), (1030, 506058), (1236, 421715), (1442, 361470), (1545, 337372), (2060, 253029), (2163, 240980), (2884, 180735), (3090, 168686), (3605, 144588), (4326, 120490), (6180, 84343), (7210, 72294), (8652, 60245), (10815, 48196), (12049, 43260), (14420, 36147), (21630, 24098)]