1260997360

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7481}}^1$

素因数の和:7551

約数の個数: 120

約数和(自身を含む): 3490263216

約数和(自身を除く): 2229265856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 784, 860, 980, 1204, 1505, 1720, 1960, 2107, 2408, 3010, 3440, 3920, 4214, 4816, 6020, 7481, 8428, 10535, 12040, 14962, 16856, 21070, 24080, 29924, 33712, 37405, 42140, 52367, 59848, 74810, 84280, 104734, 119696, 149620, 168560, 209468, 261835, 299240, 321683, 366569, 418936, 523670, 598480, 643366, 733138, 837872, 1047340, 1286732, 1466276, 1608415, 1832845, 2094680, 2251781, 2573464, 2932552, 3216830, 3665690, 4189360, 4503562, 5146928, 5865104, 6433660, 7331380, 9007124, 11258905, 12867320, 14662760, 15762467, 18014248, 22517810, 25734640, 29325520, 31524934, 36028496, 45035620, 63049868, 78812335, 90071240, 126099736, 157624670, 180142480, 252199472, 315249340, 630498680, 1260997360]

約数ペア:

[(1, 1260997360), (2, 630498680), (4, 315249340), (5, 252199472), (7, 180142480), (8, 157624670), (10, 126099736), (14, 90071240), (16, 78812335), (20, 63049868), (28, 45035620), (35, 36028496), (40, 31524934), (43, 29325520), (49, 25734640), (56, 22517810), (70, 18014248), (80, 15762467), (86, 14662760), (98, 12867320), (112, 11258905), (140, 9007124), (172, 7331380), (196, 6433660), (215, 5865104), (245, 5146928), (280, 4503562), (301, 4189360), (344, 3665690), (392, 3216830), (430, 2932552), (490, 2573464), (560, 2251781), (602, 2094680), (688, 1832845), (784, 1608415), (860, 1466276), (980, 1286732), (1204, 1047340), (1505, 837872), (1720, 733138), (1960, 643366), (2107, 598480), (2408, 523670), (3010, 418936), (3440, 366569), (3920, 321683), (4214, 299240), (4816, 261835), (6020, 209468), (7481, 168560), (8428, 149620), (10535, 119696), (12040, 104734), (14962, 84280), (16856, 74810), (21070, 59848), (24080, 52367), (29924, 42140), (33712, 37405)]