291258280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{4003}}^1$

素因数の和:4138

約数の個数: 64

約数和(自身を含む): 700539840

約数和(自身を除く): 409281560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 340, 428, 535, 680, 856, 1070, 1819, 2140, 3638, 4003, 4280, 7276, 8006, 9095, 14552, 16012, 18190, 20015, 32024, 36380, 40030, 68051, 72760, 80060, 136102, 160120, 272204, 340255, 428321, 544408, 680510, 856642, 1361020, 1713284, 2141605, 2722040, 3426568, 4283210, 7281457, 8566420, 14562914, 17132840, 29125828, 36407285, 58251656, 72814570, 145629140, 291258280]

約数ペア:

[(1, 291258280), (2, 145629140), (4, 72814570), (5, 58251656), (8, 36407285), (10, 29125828), (17, 17132840), (20, 14562914), (34, 8566420), (40, 7281457), (68, 4283210), (85, 3426568), (107, 2722040), (136, 2141605), (170, 1713284), (214, 1361020), (340, 856642), (428, 680510), (535, 544408), (680, 428321), (856, 340255), (1070, 272204), (1819, 160120), (2140, 136102), (3638, 80060), (4003, 72760), (4280, 68051), (7276, 40030), (8006, 36380), (9095, 32024), (14552, 20015), (16012, 18190)]