71359740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396443}}^1$

素因数の和:396458

約数の個数: 36

約数和(自身を含む): 216458424

約数和(自身を除く): 145098684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396443, 792886, 1189329, 1585772, 1982215, 2378658, 3567987, 3964430, 4757316, 5946645, 7135974, 7928860, 11893290, 14271948, 17839935, 23786580, 35679870, 71359740]

約数ペア:

[(1, 71359740), (2, 35679870), (3, 23786580), (4, 17839935), (5, 14271948), (6, 11893290), (9, 7928860), (10, 7135974), (12, 5946645), (15, 4757316), (18, 3964430), (20, 3567987), (30, 2378658), (36, 1982215), (45, 1585772), (60, 1189329), (90, 792886), (180, 396443)]