31644780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 92718192

約数和(自身を除く): 61073412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 997, 1058, 1380, 1587, 1994, 2116, 2645, 2991, 3174, 3988, 4985, 5290, 5982, 6348, 7935, 9970, 10580, 11964, 14955, 15870, 19940, 22931, 29910, 31740, 45862, 59820, 68793, 91724, 114655, 137586, 229310, 275172, 343965, 458620, 527413, 687930, 1054826, 1375860, 1582239, 2109652, 2637065, 3164478, 5274130, 6328956, 7911195, 10548260, 15822390, 31644780]

約数ペア:

[(1, 31644780), (2, 15822390), (3, 10548260), (4, 7911195), (5, 6328956), (6, 5274130), (10, 3164478), (12, 2637065), (15, 2109652), (20, 1582239), (23, 1375860), (30, 1054826), (46, 687930), (60, 527413), (69, 458620), (92, 343965), (115, 275172), (138, 229310), (230, 137586), (276, 114655), (345, 91724), (460, 68793), (529, 59820), (690, 45862), (997, 31740), (1058, 29910), (1380, 22931), (1587, 19940), (1994, 15870), (2116, 14955), (2645, 11964), (2991, 10580), (3174, 9970), (3988, 7935), (4985, 6348), (5290, 5982)]