65661660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1289}}^1$

素因数の和:1587

約数の個数: 72

約数和(自身を含む): 200032560

約数和(自身を除く): 134370900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1289, 1415, 1698, 2547, 2578, 2830, 3396, 3867, 4245, 5094, 5156, 5660, 6445, 7734, 8490, 10188, 11601, 12735, 12890, 15468, 16980, 19335, 23202, 25470, 25780, 38670, 46404, 50940, 58005, 77340, 116010, 232020, 364787, 729574, 1094361, 1459148, 1823935, 2188722, 3283083, 3647870, 4377444, 5471805, 6566166, 7295740, 10943610, 13132332, 16415415, 21887220, 32830830, 65661660]

約数ペア:

[(1, 65661660), (2, 32830830), (3, 21887220), (4, 16415415), (5, 13132332), (6, 10943610), (9, 7295740), (10, 6566166), (12, 5471805), (15, 4377444), (18, 3647870), (20, 3283083), (30, 2188722), (36, 1823935), (45, 1459148), (60, 1094361), (90, 729574), (180, 364787), (283, 232020), (566, 116010), (849, 77340), (1132, 58005), (1289, 50940), (1415, 46404), (1698, 38670), (2547, 25780), (2578, 25470), (2830, 23202), (3396, 19335), (3867, 16980), (4245, 15468), (5094, 12890), (5156, 12735), (5660, 11601), (6445, 10188), (7734, 8490)]