1281036180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{81181}}^1$

素因数の和:81456

約数の個数: 48

約数和(自身を含む): 3600584064

約数和(自身を除く): 2319547884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 2630, 3156, 3945, 5260, 7890, 15780, 81181, 162362, 243543, 324724, 405905, 487086, 811810, 974172, 1217715, 1623620, 2435430, 4870860, 21350603, 42701206, 64051809, 85402412, 106753015, 128103618, 213506030, 256207236, 320259045, 427012060, 640518090, 1281036180]

約数ペア:

[(1, 1281036180), (2, 640518090), (3, 427012060), (4, 320259045), (5, 256207236), (6, 213506030), (10, 128103618), (12, 106753015), (15, 85402412), (20, 64051809), (30, 42701206), (60, 21350603), (263, 4870860), (526, 2435430), (789, 1623620), (1052, 1217715), (1315, 974172), (1578, 811810), (2630, 487086), (3156, 405905), (3945, 324724), (5260, 243543), (7890, 162362), (15780, 81181)]