178020108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6481}}^1$

素因数の和:6607

約数の個数: 72

約数和(自身を含む): 519078560

約数和(自身を除く): 341058452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1308, 1526, 1962, 2289, 3052, 3924, 4578, 6481, 6867, 9156, 12962, 13734, 19443, 25924, 27468, 38886, 45367, 58329, 77772, 90734, 116658, 136101, 181468, 233316, 272202, 408303, 544404, 706429, 816606, 1412858, 1633212, 2119287, 2825716, 4238574, 4945003, 6357861, 8477148, 9890006, 12715722, 14835009, 19780012, 25431444, 29670018, 44505027, 59340036, 89010054, 178020108]

約数ペア:

[(1, 178020108), (2, 89010054), (3, 59340036), (4, 44505027), (6, 29670018), (7, 25431444), (9, 19780012), (12, 14835009), (14, 12715722), (18, 9890006), (21, 8477148), (28, 6357861), (36, 4945003), (42, 4238574), (63, 2825716), (84, 2119287), (109, 1633212), (126, 1412858), (218, 816606), (252, 706429), (327, 544404), (436, 408303), (654, 272202), (763, 233316), (981, 181468), (1308, 136101), (1526, 116658), (1962, 90734), (2289, 77772), (3052, 58329), (3924, 45367), (4578, 38886), (6481, 27468), (6867, 25924), (9156, 19443), (12962, 13734)]