155332160

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1153}}^1$

素因数の和:1591

約数の個数: 56

約数和(自身を含む): 371084856

約数和(自身を除く): 215752696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 842, 1153, 1684, 2105, 2306, 3368, 4210, 4612, 5765, 6736, 8420, 9224, 11530, 13472, 16840, 18448, 23060, 26944, 33680, 36896, 46120, 67360, 73792, 92240, 134720, 184480, 368960, 485413, 970826, 1941652, 2427065, 3883304, 4854130, 7766608, 9708260, 15533216, 19416520, 31066432, 38833040, 77666080, 155332160]

約数ペア:

[(1, 155332160), (2, 77666080), (4, 38833040), (5, 31066432), (8, 19416520), (10, 15533216), (16, 9708260), (20, 7766608), (32, 4854130), (40, 3883304), (64, 2427065), (80, 1941652), (160, 970826), (320, 485413), (421, 368960), (842, 184480), (1153, 134720), (1684, 92240), (2105, 73792), (2306, 67360), (3368, 46120), (4210, 36896), (4612, 33680), (5765, 26944), (6736, 23060), (8420, 18448), (9224, 16840), (11530, 13472)]