205129620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{24247}}^1$

素因数の和:24309

約数の個数: 72

約数和(自身を含む): 635491584

約数和(自身を除く): 430361964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 24247, 48494, 72741, 96988, 121235, 145482, 218223, 242470, 290964, 363705, 436446, 484940, 727410, 872892, 1091115, 1139609, 1454820, 2182230, 2279218, 3418827, 4364460, 4558436, 5698045, 6837654, 10256481, 11396090, 13675308, 17094135, 20512962, 22792180, 34188270, 41025924, 51282405, 68376540, 102564810, 205129620]

約数ペア:

[(1, 205129620), (2, 102564810), (3, 68376540), (4, 51282405), (5, 41025924), (6, 34188270), (9, 22792180), (10, 20512962), (12, 17094135), (15, 13675308), (18, 11396090), (20, 10256481), (30, 6837654), (36, 5698045), (45, 4558436), (47, 4364460), (60, 3418827), (90, 2279218), (94, 2182230), (141, 1454820), (180, 1139609), (188, 1091115), (235, 872892), (282, 727410), (423, 484940), (470, 436446), (564, 363705), (705, 290964), (846, 242470), (940, 218223), (1410, 145482), (1692, 121235), (2115, 96988), (2820, 72741), (4230, 48494), (8460, 24247)]