205536708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1129}}^1$

素因数の和:1541

約数の個数: 72

約数和(自身を含む): 561451800

約数和(自身を除く): 355915092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 389, 468, 778, 1129, 1167, 1556, 2258, 2334, 3387, 3501, 4516, 4668, 5057, 6774, 7002, 10114, 10161, 13548, 14004, 14677, 15171, 20228, 20322, 29354, 30342, 40644, 44031, 45513, 58708, 60684, 88062, 91026, 132093, 176124, 182052, 264186, 439181, 528372, 878362, 1317543, 1756724, 2635086, 3952629, 5270172, 5709353, 7905258, 11418706, 15810516, 17128059, 22837412, 34256118, 51384177, 68512236, 102768354, 205536708]

約数ペア:

[(1, 205536708), (2, 102768354), (3, 68512236), (4, 51384177), (6, 34256118), (9, 22837412), (12, 17128059), (13, 15810516), (18, 11418706), (26, 7905258), (36, 5709353), (39, 5270172), (52, 3952629), (78, 2635086), (117, 1756724), (156, 1317543), (234, 878362), (389, 528372), (468, 439181), (778, 264186), (1129, 182052), (1167, 176124), (1556, 132093), (2258, 91026), (2334, 88062), (3387, 60684), (3501, 58708), (4516, 45513), (4668, 44031), (5057, 40644), (6774, 30342), (7002, 29354), (10114, 20322), (10161, 20228), (13548, 15171), (14004, 14677)]