491480820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88079}}^1$

素因数の和:88125

約数の個数: 72

約数和(自身を含む): 1538933760

約数和(自身を除く): 1047452940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 88079, 176158, 264237, 352316, 440395, 528474, 792711, 880790, 1056948, 1321185, 1585422, 1761580, 2642370, 2730449, 3170844, 3963555, 5284740, 5460898, 7927110, 8191347, 10921796, 13652245, 15854220, 16382694, 24574041, 27304490, 32765388, 40956735, 49148082, 54608980, 81913470, 98296164, 122870205, 163826940, 245740410, 491480820]

約数ペア:

[(1, 491480820), (2, 245740410), (3, 163826940), (4, 122870205), (5, 98296164), (6, 81913470), (9, 54608980), (10, 49148082), (12, 40956735), (15, 32765388), (18, 27304490), (20, 24574041), (30, 16382694), (31, 15854220), (36, 13652245), (45, 10921796), (60, 8191347), (62, 7927110), (90, 5460898), (93, 5284740), (124, 3963555), (155, 3170844), (180, 2730449), (186, 2642370), (279, 1761580), (310, 1585422), (372, 1321185), (465, 1056948), (558, 880790), (620, 792711), (930, 528474), (1116, 440395), (1395, 352316), (1860, 264237), (2790, 176158), (5580, 88079)]