66656616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 190512000

約数和(自身を除く): 123855384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 53, 58, 78, 87, 104, 106, 116, 139, 156, 159, 174, 212, 232, 278, 312, 318, 348, 377, 417, 424, 556, 636, 689, 696, 754, 834, 1112, 1131, 1272, 1378, 1508, 1537, 1668, 1807, 2067, 2262, 2756, 3016, 3074, 3336, 3614, 4031, 4134, 4524, 4611, 5421, 5512, 6148, 7228, 7367, 8062, 8268, 9048, 9222, 10842, 12093, 12296, 14456, 14734, 16124, 16536, 18444, 19981, 21684, 22101, 24186, 29468, 32248, 36888, 39962, 43368, 44202, 48372, 52403, 58936, 59943, 79924, 88404, 95771, 96744, 104806, 119886, 157209, 159848, 176808, 191542, 209612, 213643, 239772, 287313, 314418, 383084, 419224, 427286, 479544, 574626, 628836, 640929, 766168, 854572, 1149252, 1257672, 1281858, 1709144, 2298504, 2563716, 2777359, 5127432, 5554718, 8332077, 11109436, 16664154, 22218872, 33328308, 66656616]

約数ペア:

[(1, 66656616), (2, 33328308), (3, 22218872), (4, 16664154), (6, 11109436), (8, 8332077), (12, 5554718), (13, 5127432), (24, 2777359), (26, 2563716), (29, 2298504), (39, 1709144), (52, 1281858), (53, 1257672), (58, 1149252), (78, 854572), (87, 766168), (104, 640929), (106, 628836), (116, 574626), (139, 479544), (156, 427286), (159, 419224), (174, 383084), (212, 314418), (232, 287313), (278, 239772), (312, 213643), (318, 209612), (348, 191542), (377, 176808), (417, 159848), (424, 157209), (556, 119886), (636, 104806), (689, 96744), (696, 95771), (754, 88404), (834, 79924), (1112, 59943), (1131, 58936), (1272, 52403), (1378, 48372), (1508, 44202), (1537, 43368), (1668, 39962), (1807, 36888), (2067, 32248), (2262, 29468), (2756, 24186), (3016, 22101), (3074, 21684), (3336, 19981), (3614, 18444), (4031, 16536), (4134, 16124), (4524, 14734), (4611, 14456), (5421, 12296), (5512, 12093), (6148, 10842), (7228, 9222), (7367, 9048), (8062, 8268)]