157785660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28277}}^1$

素因数の和:28323

約数の個数: 72

約数和(自身を含む): 494073216

約数和(自身を除く): 336287556

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, 28277, 56554, 84831, 113108, 141385, 169662, 254493, 282770, 339324, 424155, 508986, 565540, 848310, 876587, 1017972, 1272465, 1696620, 1753174, 2544930, 2629761, 3506348, 4382935, 5089860, 5259522, 7889283, 8765870, 10519044, 13148805, 15778566, 17531740, 26297610, 31557132, 39446415, 52595220, 78892830, 157785660]

約数ペア:

[(1, 157785660), (2, 78892830), (3, 52595220), (4, 39446415), (5, 31557132), (6, 26297610), (9, 17531740), (10, 15778566), (12, 13148805), (15, 10519044), (18, 8765870), (20, 7889283), (30, 5259522), (31, 5089860), (36, 4382935), (45, 3506348), (60, 2629761), (62, 2544930), (90, 1753174), (93, 1696620), (124, 1272465), (155, 1017972), (180, 876587), (186, 848310), (279, 565540), (310, 508986), (372, 424155), (465, 339324), (558, 282770), (620, 254493), (930, 169662), (1116, 141385), (1395, 113108), (1860, 84831), (2790, 56554), (5580, 28277)]