119874980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 270579960

約数和(自身を除く): 150704980

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 71, 82, 116, 142, 145, 164, 205, 284, 290, 355, 410, 580, 710, 820, 1189, 1420, 2059, 2378, 2911, 4118, 4756, 5041, 5822, 5945, 8236, 10082, 10295, 11644, 11890, 14555, 20164, 20590, 23780, 25205, 29110, 41180, 50410, 58220, 84419, 100820, 146189, 168838, 206681, 292378, 337676, 413362, 422095, 584756, 730945, 826724, 844190, 1033405, 1461890, 1688380, 2066810, 2923780, 4133620, 5993749, 11987498, 23974996, 29968745, 59937490, 119874980]

約数ペア:

[(1, 119874980), (2, 59937490), (4, 29968745), (5, 23974996), (10, 11987498), (20, 5993749), (29, 4133620), (41, 2923780), (58, 2066810), (71, 1688380), (82, 1461890), (116, 1033405), (142, 844190), (145, 826724), (164, 730945), (205, 584756), (284, 422095), (290, 413362), (355, 337676), (410, 292378), (580, 206681), (710, 168838), (820, 146189), (1189, 100820), (1420, 84419), (2059, 58220), (2378, 50410), (2911, 41180), (4118, 29110), (4756, 25205), (5041, 23780), (5822, 20590), (5945, 20164), (8236, 14555), (10082, 11890), (10295, 11644)]