212945820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{114487}}^1$

素因数の和:114530

約数の個数: 48

約数和(自身を含む): 615487488

約数和(自身を除く): 402541668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 114487, 228974, 343461, 457948, 572435, 686922, 1144870, 1373844, 1717305, 2289740, 3434610, 3549097, 6869220, 7098194, 10647291, 14196388, 17745485, 21294582, 35490970, 42589164, 53236455, 70981940, 106472910, 212945820]

約数ペア:

[(1, 212945820), (2, 106472910), (3, 70981940), (4, 53236455), (5, 42589164), (6, 35490970), (10, 21294582), (12, 17745485), (15, 14196388), (20, 10647291), (30, 7098194), (31, 6869220), (60, 3549097), (62, 3434610), (93, 2289740), (124, 1717305), (155, 1373844), (186, 1144870), (310, 686922), (372, 572435), (465, 457948), (620, 343461), (930, 228974), (1860, 114487)]