157517820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28229}}^1$

素因数の和:28275

約数の個数: 72

約数和(自身を含む): 493234560

約数和(自身を除く): 335716740

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, 28229, 56458, 84687, 112916, 141145, 169374, 254061, 282290, 338748, 423435, 508122, 564580, 846870, 875099, 1016244, 1270305, 1693740, 1750198, 2540610, 2625297, 3500396, 4375495, 5081220, 5250594, 7875891, 8750990, 10501188, 13126485, 15751782, 17501980, 26252970, 31503564, 39379455, 52505940, 78758910, 157517820]

約数ペア:

[(1, 157517820), (2, 78758910), (3, 52505940), (4, 39379455), (5, 31503564), (6, 26252970), (9, 17501980), (10, 15751782), (12, 13126485), (15, 10501188), (18, 8750990), (20, 7875891), (30, 5250594), (31, 5081220), (36, 4375495), (45, 3500396), (60, 2625297), (62, 2540610), (90, 1750198), (93, 1693740), (124, 1270305), (155, 1016244), (180, 875099), (186, 846870), (279, 564580), (310, 508122), (372, 423435), (465, 338748), (558, 282290), (620, 254061), (930, 169374), (1116, 141145), (1395, 112916), (1860, 84687), (2790, 56458), (5580, 28229)]