1311346620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{9257}}^1$

素因数の和:10059

約数の個数: 72

約数和(自身を含む): 3983235984

約数和(自身を除く): 2671889364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 787, 1574, 2361, 3148, 3935, 4722, 7083, 7870, 9257, 9444, 11805, 14166, 15740, 18514, 23610, 27771, 28332, 35415, 37028, 46285, 47220, 55542, 70830, 83313, 92570, 111084, 138855, 141660, 166626, 185140, 277710, 333252, 416565, 555420, 833130, 1666260, 7285259, 14570518, 21855777, 29141036, 36426295, 43711554, 65567331, 72852590, 87423108, 109278885, 131134662, 145705180, 218557770, 262269324, 327836655, 437115540, 655673310, 1311346620]

約数ペア:

[(1, 1311346620), (2, 655673310), (3, 437115540), (4, 327836655), (5, 262269324), (6, 218557770), (9, 145705180), (10, 131134662), (12, 109278885), (15, 87423108), (18, 72852590), (20, 65567331), (30, 43711554), (36, 36426295), (45, 29141036), (60, 21855777), (90, 14570518), (180, 7285259), (787, 1666260), (1574, 833130), (2361, 555420), (3148, 416565), (3935, 333252), (4722, 277710), (7083, 185140), (7870, 166626), (9257, 141660), (9444, 138855), (11805, 111084), (14166, 92570), (15740, 83313), (18514, 70830), (23610, 55542), (27771, 47220), (28332, 46285), (35415, 37028)]