130071920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1871}}^1$

素因数の和:1974

約数の個数: 80

約数和(自身を含む): 334264320

約数和(自身を除く): 204192400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 1871, 3160, 3476, 3742, 4345, 6320, 6952, 7484, 8690, 9355, 13904, 14968, 17380, 18710, 20581, 29936, 34760, 37420, 41162, 69520, 74840, 82324, 102905, 147809, 149680, 164648, 205810, 295618, 329296, 411620, 591236, 739045, 823240, 1182472, 1478090, 1625899, 1646480, 2364944, 2956180, 3251798, 5912360, 6503596, 8129495, 11824720, 13007192, 16258990, 26014384, 32517980, 65035960, 130071920]

約数ペア:

[(1, 130071920), (2, 65035960), (4, 32517980), (5, 26014384), (8, 16258990), (10, 13007192), (11, 11824720), (16, 8129495), (20, 6503596), (22, 5912360), (40, 3251798), (44, 2956180), (55, 2364944), (79, 1646480), (80, 1625899), (88, 1478090), (110, 1182472), (158, 823240), (176, 739045), (220, 591236), (316, 411620), (395, 329296), (440, 295618), (632, 205810), (790, 164648), (869, 149680), (880, 147809), (1264, 102905), (1580, 82324), (1738, 74840), (1871, 69520), (3160, 41162), (3476, 37420), (3742, 34760), (4345, 29936), (6320, 20581), (6952, 18710), (7484, 17380), (8690, 14968), (9355, 13904)]