189557220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44497}}^1$

素因数の和:44580

約数の個数: 48

約数和(自身を含む): 538247808

約数和(自身を除く): 348690588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 44497, 88994, 133491, 177988, 222485, 266982, 444970, 533964, 667455, 889940, 1334910, 2669820, 3159287, 6318574, 9477861, 12637148, 15796435, 18955722, 31592870, 37911444, 47389305, 63185740, 94778610, 189557220]

約数ペア:

[(1, 189557220), (2, 94778610), (3, 63185740), (4, 47389305), (5, 37911444), (6, 31592870), (10, 18955722), (12, 15796435), (15, 12637148), (20, 9477861), (30, 6318574), (60, 3159287), (71, 2669820), (142, 1334910), (213, 889940), (284, 667455), (355, 533964), (426, 444970), (710, 266982), (852, 222485), (1065, 177988), (1420, 133491), (2130, 88994), (4260, 44497)]