78170220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14009}}^1$

素因数の和:14055

約数の個数: 72

約数和(自身を含む): 244782720

約数和(自身を除く): 166612500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 14009, 28018, 42027, 56036, 70045, 84054, 126081, 140090, 168108, 210135, 252162, 280180, 420270, 434279, 504324, 630405, 840540, 868558, 1260810, 1302837, 1737116, 2171395, 2521620, 2605674, 3908511, 4342790, 5211348, 6514185, 7817022, 8685580, 13028370, 15634044, 19542555, 26056740, 39085110, 78170220]

約数ペア:

[(1, 78170220), (2, 39085110), (3, 26056740), (4, 19542555), (5, 15634044), (6, 13028370), (9, 8685580), (10, 7817022), (12, 6514185), (15, 5211348), (18, 4342790), (20, 3908511), (30, 2605674), (31, 2521620), (36, 2171395), (45, 1737116), (60, 1302837), (62, 1260810), (90, 868558), (93, 840540), (124, 630405), (155, 504324), (180, 434279), (186, 420270), (279, 280180), (310, 252162), (372, 210135), (465, 168108), (558, 140090), (620, 126081), (930, 84054), (1116, 70045), (1395, 56036), (1860, 42027), (2790, 28018), (5580, 14009)]