290790012

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 732146688

約数和(自身を除く): 441356676

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 103, 106, 138, 159, 193, 206, 212, 276, 309, 318, 386, 412, 579, 618, 636, 772, 1158, 1219, 1236, 2316, 2369, 2438, 3657, 4439, 4738, 4876, 5459, 7107, 7314, 8878, 9476, 10229, 10918, 13317, 14214, 14628, 16377, 17756, 19879, 20458, 21836, 26634, 28428, 30687, 32754, 39758, 40916, 53268, 59637, 61374, 65508, 79516, 119274, 122748, 125557, 235267, 238548, 251114, 376671, 457217, 470534, 502228, 705801, 753342, 914434, 941068, 1053587, 1371651, 1411602, 1506684, 1828868, 2107174, 2743302, 2823204, 3160761, 4214348, 5486604, 6321522, 12643044, 24232501, 48465002, 72697503, 96930004, 145395006, 290790012]

約数ペア:

[(1, 290790012), (2, 145395006), (3, 96930004), (4, 72697503), (6, 48465002), (12, 24232501), (23, 12643044), (46, 6321522), (53, 5486604), (69, 4214348), (92, 3160761), (103, 2823204), (106, 2743302), (138, 2107174), (159, 1828868), (193, 1506684), (206, 1411602), (212, 1371651), (276, 1053587), (309, 941068), (318, 914434), (386, 753342), (412, 705801), (579, 502228), (618, 470534), (636, 457217), (772, 376671), (1158, 251114), (1219, 238548), (1236, 235267), (2316, 125557), (2369, 122748), (2438, 119274), (3657, 79516), (4439, 65508), (4738, 61374), (4876, 59637), (5459, 53268), (7107, 40916), (7314, 39758), (8878, 32754), (9476, 30687), (10229, 28428), (10918, 26634), (13317, 21836), (14214, 20458), (14628, 19879), (16377, 17756)]