149766660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1597}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 455449176

約数和(自身を除く): 305682516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 1597, 2084, 2605, 3126, 3194, 4689, 4791, 5210, 6252, 6388, 7815, 7985, 9378, 9582, 10420, 14373, 15630, 15970, 18756, 19164, 23445, 23955, 28746, 31260, 31940, 46890, 47910, 57492, 71865, 93780, 95820, 143730, 287460, 832037, 1664074, 2496111, 3328148, 4160185, 4992222, 7488333, 8320370, 9984444, 12480555, 14976666, 16640740, 24961110, 29953332, 37441665, 49922220, 74883330, 149766660]

約数ペア:

[(1, 149766660), (2, 74883330), (3, 49922220), (4, 37441665), (5, 29953332), (6, 24961110), (9, 16640740), (10, 14976666), (12, 12480555), (15, 9984444), (18, 8320370), (20, 7488333), (30, 4992222), (36, 4160185), (45, 3328148), (60, 2496111), (90, 1664074), (180, 832037), (521, 287460), (1042, 143730), (1563, 95820), (1597, 93780), (2084, 71865), (2605, 57492), (3126, 47910), (3194, 46890), (4689, 31940), (4791, 31260), (5210, 28746), (6252, 23955), (6388, 23445), (7815, 19164), (7985, 18756), (9378, 15970), (9582, 15630), (10420, 14373)]