156908240

素因数分解:

$2^4\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1487}}^1$

素因数の和:2819

約数の個数: 40

約数和(自身を含む): 365333760

約数和(自身を除く): 208425520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1319, 1487, 2638, 2974, 5276, 5948, 6595, 7435, 10552, 11896, 13190, 14870, 21104, 23792, 26380, 29740, 52760, 59480, 105520, 118960, 1961353, 3922706, 7845412, 9806765, 15690824, 19613530, 31381648, 39227060, 78454120, 156908240]

約数ペア:

[(1, 156908240), (2, 78454120), (4, 39227060), (5, 31381648), (8, 19613530), (10, 15690824), (16, 9806765), (20, 7845412), (40, 3922706), (80, 1961353), (1319, 118960), (1487, 105520), (2638, 59480), (2974, 52760), (5276, 29740), (5948, 26380), (6595, 23792), (7435, 21104), (10552, 14870), (11896, 13190)]