490630860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63389}}^1$

素因数の和:63447

約数の個数: 72

約数和(自身を含む): 1522881360

約数和(自身を除く): 1032250500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 63389, 126778, 190167, 253556, 316945, 380334, 570501, 633890, 760668, 950835, 1141002, 1267780, 1901670, 2282004, 2725727, 2852505, 3803340, 5451454, 5705010, 8177181, 10902908, 11410020, 13628635, 16354362, 24531543, 27257270, 32708724, 40885905, 49063086, 54514540, 81771810, 98126172, 122657715, 163543620, 245315430, 490630860]

約数ペア:

[(1, 490630860), (2, 245315430), (3, 163543620), (4, 122657715), (5, 98126172), (6, 81771810), (9, 54514540), (10, 49063086), (12, 40885905), (15, 32708724), (18, 27257270), (20, 24531543), (30, 16354362), (36, 13628635), (43, 11410020), (45, 10902908), (60, 8177181), (86, 5705010), (90, 5451454), (129, 3803340), (172, 2852505), (180, 2725727), (215, 2282004), (258, 1901670), (387, 1267780), (430, 1141002), (516, 950835), (645, 760668), (774, 633890), (860, 570501), (1290, 380334), (1548, 316945), (1935, 253556), (2580, 190167), (3870, 126778), (7740, 63389)]