253289220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{136177}}^1$

素因数の和:136220

約数の個数: 48

約数和(自身を含む): 732092928

約数和(自身を除く): 478803708

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, 136177, 272354, 408531, 544708, 680885, 817062, 1361770, 1634124, 2042655, 2723540, 4085310, 4221487, 8170620, 8442974, 12664461, 16885948, 21107435, 25328922, 42214870, 50657844, 63322305, 84429740, 126644610, 253289220]

約数ペア:

[(1, 253289220), (2, 126644610), (3, 84429740), (4, 63322305), (5, 50657844), (6, 42214870), (10, 25328922), (12, 21107435), (15, 16885948), (20, 12664461), (30, 8442974), (31, 8170620), (60, 4221487), (62, 4085310), (93, 2723540), (124, 2042655), (155, 1634124), (186, 1361770), (310, 817062), (372, 680885), (465, 544708), (620, 408531), (930, 272354), (1860, 136177)]