290404560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1210019}}^1$

素因数の和:1210035

約数の個数: 40

約数和(自身を含む): 900254880

約数和(自身を除く): 609850320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1210019, 2420038, 3630057, 4840076, 6050095, 7260114, 9680152, 12100190, 14520228, 18150285, 19360304, 24200380, 29040456, 36300570, 48400760, 58080912, 72601140, 96801520, 145202280, 290404560]

約数ペア:

[(1, 290404560), (2, 145202280), (3, 96801520), (4, 72601140), (5, 58080912), (6, 48400760), (8, 36300570), (10, 29040456), (12, 24200380), (15, 19360304), (16, 18150285), (20, 14520228), (24, 12100190), (30, 9680152), (40, 7260114), (48, 6050095), (60, 4840076), (80, 3630057), (120, 2420038), (240, 1210019)]