68398668

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5445

約数の個数: 72

約数和(自身を含む): 193128208

約数和(自身を除く): 124729540

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 3159, 4212, 5413, 6318, 10826, 12636, 16239, 21652, 32478, 48717, 64956, 70369, 97434, 140738, 146151, 194868, 211107, 281476, 292302, 422214, 438453, 584604, 633321, 844428, 876906, 1266642, 1315359, 1753812, 1899963, 2533284, 2630718, 3799926, 5261436, 5699889, 7599852, 11399778, 17099667, 22799556, 34199334, 68398668]

約数ペア:

[(1, 68398668), (2, 34199334), (3, 22799556), (4, 17099667), (6, 11399778), (9, 7599852), (12, 5699889), (13, 5261436), (18, 3799926), (26, 2630718), (27, 2533284), (36, 1899963), (39, 1753812), (52, 1315359), (54, 1266642), (78, 876906), (81, 844428), (108, 633321), (117, 584604), (156, 438453), (162, 422214), (234, 292302), (243, 281476), (324, 211107), (351, 194868), (468, 146151), (486, 140738), (702, 97434), (972, 70369), (1053, 64956), (1404, 48717), (2106, 32478), (3159, 21652), (4212, 16239), (5413, 12636), (6318, 10826)]