815559120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1132721}}^1$

素因数の和:1132740

約数の個数: 60

約数和(自身を含む): 2738921796

約数和(自身を除く): 1923362676

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1132721, 2265442, 3398163, 4530884, 5663605, 6796326, 9061768, 10194489, 11327210, 13592652, 16990815, 18123536, 20388978, 22654420, 27185304, 33981630, 40777956, 45308840, 50972445, 54370608, 67963260, 81555912, 90617680, 101944890, 135926520, 163111824, 203889780, 271853040, 407779560, 815559120]

約数ペア:

[(1, 815559120), (2, 407779560), (3, 271853040), (4, 203889780), (5, 163111824), (6, 135926520), (8, 101944890), (9, 90617680), (10, 81555912), (12, 67963260), (15, 54370608), (16, 50972445), (18, 45308840), (20, 40777956), (24, 33981630), (30, 27185304), (36, 22654420), (40, 20388978), (45, 18123536), (48, 16990815), (60, 13592652), (72, 11327210), (80, 10194489), (90, 9061768), (120, 6796326), (144, 5663605), (180, 4530884), (240, 3398163), (360, 2265442), (720, 1132721)]