129015920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146609}}^1$

素因数の和:146633

約数の個数: 40

約数和(自身を含む): 327233520

約数和(自身を除く): 198217600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 146609, 293218, 586436, 733045, 1172872, 1466090, 1612699, 2345744, 2932180, 3225398, 5864360, 6450796, 8063495, 11728720, 12901592, 16126990, 25803184, 32253980, 64507960, 129015920]

約数ペア:

[(1, 129015920), (2, 64507960), (4, 32253980), (5, 25803184), (8, 16126990), (10, 12901592), (11, 11728720), (16, 8063495), (20, 6450796), (22, 5864360), (40, 3225398), (44, 2932180), (55, 2345744), (80, 1612699), (88, 1466090), (110, 1172872), (176, 733045), (220, 586436), (440, 293218), (880, 146609)]