87351120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{121321}}^1$

素因数の和:121340

約数の個数: 60

約数和(自身を含む): 293356596

約数和(自身を除く): 206005476

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, 121321, 242642, 363963, 485284, 606605, 727926, 970568, 1091889, 1213210, 1455852, 1819815, 1941136, 2183778, 2426420, 2911704, 3639630, 4367556, 4852840, 5459445, 5823408, 7279260, 8735112, 9705680, 10918890, 14558520, 17470224, 21837780, 29117040, 43675560, 87351120]

約数ペア:

[(1, 87351120), (2, 43675560), (3, 29117040), (4, 21837780), (5, 17470224), (6, 14558520), (8, 10918890), (9, 9705680), (10, 8735112), (12, 7279260), (15, 5823408), (16, 5459445), (18, 4852840), (20, 4367556), (24, 3639630), (30, 2911704), (36, 2426420), (40, 2183778), (45, 1941136), (48, 1819815), (60, 1455852), (72, 1213210), (80, 1091889), (90, 970568), (120, 727926), (144, 606605), (180, 485284), (240, 363963), (360, 242642), (720, 121321)]