349549340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{7589}}^1$

素因数の和:7659

約数の個数: 72

約数和(自身を含む): 872182080

約数和(自身を除く): 522632740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1645, 2303, 3290, 4606, 6580, 7589, 9212, 11515, 15178, 23030, 30356, 37945, 46060, 53123, 75890, 106246, 151780, 212492, 265615, 356683, 371861, 531230, 713366, 743722, 1062460, 1426732, 1487444, 1783415, 1859305, 2496781, 3566830, 3718610, 4993562, 7133660, 7437220, 9987124, 12483905, 17477467, 24967810, 34954934, 49935620, 69909868, 87387335, 174774670, 349549340]

約数ペア:

[(1, 349549340), (2, 174774670), (4, 87387335), (5, 69909868), (7, 49935620), (10, 34954934), (14, 24967810), (20, 17477467), (28, 12483905), (35, 9987124), (47, 7437220), (49, 7133660), (70, 4993562), (94, 3718610), (98, 3566830), (140, 2496781), (188, 1859305), (196, 1783415), (235, 1487444), (245, 1426732), (329, 1062460), (470, 743722), (490, 713366), (658, 531230), (940, 371861), (980, 356683), (1316, 265615), (1645, 212492), (2303, 151780), (3290, 106246), (4606, 75890), (6580, 53123), (7589, 46060), (9212, 37945), (11515, 30356), (15178, 23030)]