128558520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357107}}^1$

素因数の和:357124

約数の個数: 48

約数和(自身を含む): 417816360

約数和(自身を除く): 289257840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357107, 714214, 1071321, 1428428, 1785535, 2142642, 2856856, 3213963, 3571070, 4285284, 5356605, 6427926, 7142140, 8570568, 10713210, 12855852, 14284280, 16069815, 21426420, 25711704, 32139630, 42852840, 64279260, 128558520]

約数ペア:

[(1, 128558520), (2, 64279260), (3, 42852840), (4, 32139630), (5, 25711704), (6, 21426420), (8, 16069815), (9, 14284280), (10, 12855852), (12, 10713210), (15, 8570568), (18, 7142140), (20, 6427926), (24, 5356605), (30, 4285284), (36, 3571070), (40, 3213963), (45, 2856856), (60, 2142642), (72, 1785535), (90, 1428428), (120, 1071321), (180, 714214), (360, 357107)]