664272

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{659}}^1$

素因数の和:680

約数の個数: 60

約数和(自身を含む): 2127840

約数和(自身を除く): 1463568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 659, 1008, 1318, 1977, 2636, 3954, 4613, 5272, 5931, 7908, 9226, 10544, 11862, 13839, 15816, 18452, 23724, 27678, 31632, 36904, 41517, 47448, 55356, 73808, 83034, 94896, 110712, 166068, 221424, 332136, 664272]

約数ペア:

[(1, 664272), (2, 332136), (3, 221424), (4, 166068), (6, 110712), (7, 94896), (8, 83034), (9, 73808), (12, 55356), (14, 47448), (16, 41517), (18, 36904), (21, 31632), (24, 27678), (28, 23724), (36, 18452), (42, 15816), (48, 13839), (56, 11862), (63, 10544), (72, 9226), (84, 7908), (112, 5931), (126, 5272), (144, 4613), (168, 3954), (252, 2636), (336, 1977), (504, 1318), (659, 1008)]