131206590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^2$

素因数の和:586

約数の個数: 72

約数和(自身を含む): 360392760

約数和(自身を除く): 229186170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 277, 285, 342, 554, 570, 831, 855, 1385, 1662, 1710, 2493, 2770, 4155, 4986, 5263, 8310, 10526, 12465, 15789, 24930, 26315, 31578, 47367, 52630, 76729, 78945, 94734, 153458, 157890, 230187, 236835, 383645, 460374, 473670, 690561, 767290, 1150935, 1381122, 1457851, 2301870, 2915702, 3452805, 4373553, 6905610, 7289255, 8747106, 13120659, 14578510, 21867765, 26241318, 43735530, 65603295, 131206590]

約数ペア:

[(1, 131206590), (2, 65603295), (3, 43735530), (5, 26241318), (6, 21867765), (9, 14578510), (10, 13120659), (15, 8747106), (18, 7289255), (19, 6905610), (30, 4373553), (38, 3452805), (45, 2915702), (57, 2301870), (90, 1457851), (95, 1381122), (114, 1150935), (171, 767290), (190, 690561), (277, 473670), (285, 460374), (342, 383645), (554, 236835), (570, 230187), (831, 157890), (855, 153458), (1385, 94734), (1662, 78945), (1710, 76729), (2493, 52630), (2770, 47367), (4155, 31578), (4986, 26315), (5263, 24930), (8310, 15789), (10526, 12465)]