129853240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{701}}^1$

素因数の和:1144

約数の個数: 64

約数和(自身を含む): 319943520

約数和(自身を除く): 190090280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 701, 842, 1402, 1684, 2105, 2804, 3368, 3505, 4210, 4631, 5608, 7010, 7711, 8420, 9262, 14020, 15422, 16840, 18524, 23155, 28040, 30844, 37048, 38555, 46310, 61688, 77110, 92620, 154220, 185240, 295121, 308440, 590242, 1180484, 1475605, 2360968, 2951210, 3246331, 5902420, 6492662, 11804840, 12985324, 16231655, 25970648, 32463310, 64926620, 129853240]

約数ペア:

[(1, 129853240), (2, 64926620), (4, 32463310), (5, 25970648), (8, 16231655), (10, 12985324), (11, 11804840), (20, 6492662), (22, 5902420), (40, 3246331), (44, 2951210), (55, 2360968), (88, 1475605), (110, 1180484), (220, 590242), (421, 308440), (440, 295121), (701, 185240), (842, 154220), (1402, 92620), (1684, 77110), (2105, 61688), (2804, 46310), (3368, 38555), (3505, 37048), (4210, 30844), (4631, 28040), (5608, 23155), (7010, 18524), (7711, 16840), (8420, 15422), (9262, 14020)]