678061608

素因数分解:

$2^3\times 3^1\times 7^5\times {\mathrm{41}}^2$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 2027075040

約数和(自身を除く): 1349013432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 49, 56, 82, 84, 98, 123, 147, 164, 168, 196, 246, 287, 294, 328, 343, 392, 492, 574, 588, 686, 861, 984, 1029, 1148, 1176, 1372, 1681, 1722, 2009, 2058, 2296, 2401, 2744, 3362, 3444, 4018, 4116, 4802, 5043, 6027, 6724, 6888, 7203, 8036, 8232, 9604, 10086, 11767, 12054, 13448, 14063, 14406, 16072, 16807, 19208, 20172, 23534, 24108, 28126, 28812, 33614, 35301, 40344, 42189, 47068, 48216, 50421, 56252, 57624, 67228, 70602, 82369, 84378, 94136, 98441, 100842, 112504, 134456, 141204, 164738, 168756, 196882, 201684, 247107, 282408, 295323, 329476, 337512, 393764, 403368, 494214, 576583, 590646, 658952, 689087, 787528, 988428, 1153166, 1181292, 1378174, 1729749, 1976856, 2067261, 2306332, 2362584, 2756348, 3459498, 4036081, 4134522, 4612664, 5512696, 6918996, 8072162, 8269044, 12108243, 13837992, 16144324, 16538088, 24216486, 28252567, 32288648, 48432972, 56505134, 84757701, 96865944, 113010268, 169515402, 226020536, 339030804, 678061608]

約数ペア:

[(1, 678061608), (2, 339030804), (3, 226020536), (4, 169515402), (6, 113010268), (7, 96865944), (8, 84757701), (12, 56505134), (14, 48432972), (21, 32288648), (24, 28252567), (28, 24216486), (41, 16538088), (42, 16144324), (49, 13837992), (56, 12108243), (82, 8269044), (84, 8072162), (98, 6918996), (123, 5512696), (147, 4612664), (164, 4134522), (168, 4036081), (196, 3459498), (246, 2756348), (287, 2362584), (294, 2306332), (328, 2067261), (343, 1976856), (392, 1729749), (492, 1378174), (574, 1181292), (588, 1153166), (686, 988428), (861, 787528), (984, 689087), (1029, 658952), (1148, 590646), (1176, 576583), (1372, 494214), (1681, 403368), (1722, 393764), (2009, 337512), (2058, 329476), (2296, 295323), (2401, 282408), (2744, 247107), (3362, 201684), (3444, 196882), (4018, 168756), (4116, 164738), (4802, 141204), (5043, 134456), (6027, 112504), (6724, 100842), (6888, 98441), (7203, 94136), (8036, 84378), (8232, 82369), (9604, 70602), (10086, 67228), (11767, 57624), (12054, 56252), (13448, 50421), (14063, 48216), (14406, 47068), (16072, 42189), (16807, 40344), (19208, 35301), (20172, 33614), (23534, 28812), (24108, 28126)]