159660920

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{463}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 371329920

約数和(自身を除く): 211669000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 233, 296, 370, 463, 466, 740, 926, 932, 1165, 1480, 1852, 1864, 2315, 2330, 3704, 4630, 4660, 8621, 9260, 9320, 17131, 17242, 18520, 34262, 34484, 43105, 68524, 68968, 85655, 86210, 107879, 137048, 171310, 172420, 215758, 342620, 344840, 431516, 539395, 685240, 863032, 1078790, 2157580, 3991523, 4315160, 7983046, 15966092, 19957615, 31932184, 39915230, 79830460, 159660920]

約数ペア:

[(1, 159660920), (2, 79830460), (4, 39915230), (5, 31932184), (8, 19957615), (10, 15966092), (20, 7983046), (37, 4315160), (40, 3991523), (74, 2157580), (148, 1078790), (185, 863032), (233, 685240), (296, 539395), (370, 431516), (463, 344840), (466, 342620), (740, 215758), (926, 172420), (932, 171310), (1165, 137048), (1480, 107879), (1852, 86210), (1864, 85655), (2315, 68968), (2330, 68524), (3704, 43105), (4630, 34484), (4660, 34262), (8621, 18520), (9260, 17242), (9320, 17131)]