38831220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6959}}^1$

素因数の和:7005

約数の個数: 72

約数和(自身を含む): 121605120

約数和(自身を除く): 82773900

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, 6959, 13918, 20877, 27836, 34795, 41754, 62631, 69590, 83508, 104385, 125262, 139180, 208770, 215729, 250524, 313155, 417540, 431458, 626310, 647187, 862916, 1078645, 1252620, 1294374, 1941561, 2157290, 2588748, 3235935, 3883122, 4314580, 6471870, 7766244, 9707805, 12943740, 19415610, 38831220]

約数ペア:

[(1, 38831220), (2, 19415610), (3, 12943740), (4, 9707805), (5, 7766244), (6, 6471870), (9, 4314580), (10, 3883122), (12, 3235935), (15, 2588748), (18, 2157290), (20, 1941561), (30, 1294374), (31, 1252620), (36, 1078645), (45, 862916), (60, 647187), (62, 626310), (90, 431458), (93, 417540), (124, 313155), (155, 250524), (180, 215729), (186, 208770), (279, 139180), (310, 125262), (372, 104385), (465, 83508), (558, 69590), (620, 62631), (930, 41754), (1116, 34795), (1395, 27836), (1860, 20877), (2790, 13918), (5580, 6959)]