246757840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4951}}^1$

素因数の和:5060

約数の個数: 80

約数和(自身を含む): 663171840

約数和(自身を除く): 416414000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 3115, 3560, 4951, 4984, 6230, 7120, 9902, 9968, 12460, 19804, 24755, 24920, 34657, 39608, 49510, 49840, 69314, 79216, 99020, 138628, 173285, 198040, 277256, 346570, 396080, 440639, 554512, 693140, 881278, 1386280, 1762556, 2203195, 2772560, 3084473, 3525112, 4406390, 6168946, 7050224, 8812780, 12337892, 15422365, 17625560, 24675784, 30844730, 35251120, 49351568, 61689460, 123378920, 246757840]

約数ペア:

[(1, 246757840), (2, 123378920), (4, 61689460), (5, 49351568), (7, 35251120), (8, 30844730), (10, 24675784), (14, 17625560), (16, 15422365), (20, 12337892), (28, 8812780), (35, 7050224), (40, 6168946), (56, 4406390), (70, 3525112), (80, 3084473), (89, 2772560), (112, 2203195), (140, 1762556), (178, 1386280), (280, 881278), (356, 693140), (445, 554512), (560, 440639), (623, 396080), (712, 346570), (890, 277256), (1246, 198040), (1424, 173285), (1780, 138628), (2492, 99020), (3115, 79216), (3560, 69314), (4951, 49840), (4984, 49510), (6230, 39608), (7120, 34657), (9902, 24920), (9968, 24755), (12460, 19804)]