143509160

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 332035200

約数和(自身を除く): 188526040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 139, 212, 265, 278, 424, 487, 530, 556, 695, 974, 1060, 1112, 1390, 1948, 2120, 2435, 2780, 3896, 4870, 5560, 7367, 9740, 14734, 19480, 25811, 29468, 36835, 51622, 58936, 67693, 73670, 103244, 129055, 135386, 147340, 206488, 258110, 270772, 294680, 338465, 516220, 541544, 676930, 1032440, 1353860, 2707720, 3587729, 7175458, 14350916, 17938645, 28701832, 35877290, 71754580, 143509160]

約数ペア:

[(1, 143509160), (2, 71754580), (4, 35877290), (5, 28701832), (8, 17938645), (10, 14350916), (20, 7175458), (40, 3587729), (53, 2707720), (106, 1353860), (139, 1032440), (212, 676930), (265, 541544), (278, 516220), (424, 338465), (487, 294680), (530, 270772), (556, 258110), (695, 206488), (974, 147340), (1060, 135386), (1112, 129055), (1390, 103244), (1948, 73670), (2120, 67693), (2435, 58936), (2780, 51622), (3896, 36835), (4870, 29468), (5560, 25811), (7367, 19480), (9740, 14734)]