7768920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 23574240

約数和(自身を除く): 15805320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 641, 808, 1010, 1212, 1282, 1515, 1923, 2020, 2424, 2564, 3030, 3205, 3846, 4040, 5128, 6060, 6410, 7692, 9615, 12120, 12820, 15384, 19230, 25640, 38460, 64741, 76920, 129482, 194223, 258964, 323705, 388446, 517928, 647410, 776892, 971115, 1294820, 1553784, 1942230, 2589640, 3884460, 7768920]

約数ペア:

[(1, 7768920), (2, 3884460), (3, 2589640), (4, 1942230), (5, 1553784), (6, 1294820), (8, 971115), (10, 776892), (12, 647410), (15, 517928), (20, 388446), (24, 323705), (30, 258964), (40, 194223), (60, 129482), (101, 76920), (120, 64741), (202, 38460), (303, 25640), (404, 19230), (505, 15384), (606, 12820), (641, 12120), (808, 9615), (1010, 7692), (1212, 6410), (1282, 6060), (1515, 5128), (1923, 4040), (2020, 3846), (2424, 3205), (2564, 3030)]