123020604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{937}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 356455008

約数和(自身を除く): 233434404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 937, 1042, 1563, 1874, 2084, 2811, 3126, 3647, 3748, 4689, 5622, 6252, 6559, 7294, 8433, 9378, 10941, 11244, 13118, 14588, 16866, 18756, 19677, 21882, 26236, 32823, 33732, 39354, 43764, 59031, 65646, 78708, 118062, 131292, 236124, 488177, 976354, 1464531, 1952708, 2929062, 3417239, 4393593, 5858124, 6834478, 8787186, 10251717, 13668956, 17574372, 20503434, 30755151, 41006868, 61510302, 123020604]

約数ペア:

[(1, 123020604), (2, 61510302), (3, 41006868), (4, 30755151), (6, 20503434), (7, 17574372), (9, 13668956), (12, 10251717), (14, 8787186), (18, 6834478), (21, 5858124), (28, 4393593), (36, 3417239), (42, 2929062), (63, 1952708), (84, 1464531), (126, 976354), (252, 488177), (521, 236124), (937, 131292), (1042, 118062), (1563, 78708), (1874, 65646), (2084, 59031), (2811, 43764), (3126, 39354), (3647, 33732), (3748, 32823), (4689, 26236), (5622, 21882), (6252, 19677), (6559, 18756), (7294, 16866), (8433, 14588), (9378, 13118), (10941, 11244)]