2640221766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{123989}}^1$

素因数の和:124030

約数の個数: 72

約数和(自身を含む): 7079333040

約数和(自身を除く): 4439111274

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 169, 182, 234, 273, 338, 507, 546, 819, 1014, 1183, 1521, 1638, 2366, 3042, 3549, 7098, 10647, 21294, 123989, 247978, 371967, 743934, 867923, 1115901, 1611857, 1735846, 2231802, 2603769, 3223714, 4835571, 5207538, 7811307, 9671142, 11282999, 14506713, 15622614, 20954141, 22565998, 29013426, 33848997, 41908282, 62862423, 67697994, 101546991, 125724846, 146678987, 188587269, 203093982, 293357974, 377174538, 440036961, 880073922, 1320110883, 2640221766]

約数ペア:

[(1, 2640221766), (2, 1320110883), (3, 880073922), (6, 440036961), (7, 377174538), (9, 293357974), (13, 203093982), (14, 188587269), (18, 146678987), (21, 125724846), (26, 101546991), (39, 67697994), (42, 62862423), (63, 41908282), (78, 33848997), (91, 29013426), (117, 22565998), (126, 20954141), (169, 15622614), (182, 14506713), (234, 11282999), (273, 9671142), (338, 7811307), (507, 5207538), (546, 4835571), (819, 3223714), (1014, 2603769), (1183, 2231802), (1521, 1735846), (1638, 1611857), (2366, 1115901), (3042, 867923), (3549, 743934), (7098, 371967), (10647, 247978), (21294, 123989)]