85771980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{22691}}^1$

素因数の和:22716

約数の個数: 96

約数和(自身を含む): 304980480

約数和(自身を除く): 219208500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 22691, 45382, 68073, 90764, 113455, 136146, 158837, 204219, 226910, 272292, 317674, 340365, 408438, 453820, 476511, 612657, 635348, 680730, 794185, 816876, 953022, 1021095, 1225314, 1361460, 1429533, 1588370, 1906044, 2042190, 2382555, 2450628, 2859066, 3063285, 3176740, 4084380, 4288599, 4765110, 5718132, 6126570, 7147665, 8577198, 9530220, 12253140, 14295330, 17154396, 21442995, 28590660, 42885990, 85771980]

約数ペア:

[(1, 85771980), (2, 42885990), (3, 28590660), (4, 21442995), (5, 17154396), (6, 14295330), (7, 12253140), (9, 9530220), (10, 8577198), (12, 7147665), (14, 6126570), (15, 5718132), (18, 4765110), (20, 4288599), (21, 4084380), (27, 3176740), (28, 3063285), (30, 2859066), (35, 2450628), (36, 2382555), (42, 2042190), (45, 1906044), (54, 1588370), (60, 1429533), (63, 1361460), (70, 1225314), (84, 1021095), (90, 953022), (105, 816876), (108, 794185), (126, 680730), (135, 635348), (140, 612657), (180, 476511), (189, 453820), (210, 408438), (252, 340365), (270, 317674), (315, 272292), (378, 226910), (420, 204219), (540, 158837), (630, 136146), (756, 113455), (945, 90764), (1260, 68073), (1890, 45382), (3780, 22691)]