1299624440

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{1723}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 2969762400

約数和(自身を除く): 1670137960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 173, 218, 346, 436, 545, 692, 865, 872, 1090, 1384, 1723, 1730, 2180, 3446, 3460, 4360, 6892, 6920, 8615, 13784, 17230, 18857, 34460, 37714, 68920, 75428, 94285, 150856, 187807, 188570, 298079, 375614, 377140, 596158, 751228, 754280, 939035, 1192316, 1490395, 1502456, 1878070, 2384632, 2980790, 3756140, 5961580, 7512280, 11923160, 32490611, 64981222, 129962444, 162453055, 259924888, 324906110, 649812220, 1299624440]

約数ペア:

[(1, 1299624440), (2, 649812220), (4, 324906110), (5, 259924888), (8, 162453055), (10, 129962444), (20, 64981222), (40, 32490611), (109, 11923160), (173, 7512280), (218, 5961580), (346, 3756140), (436, 2980790), (545, 2384632), (692, 1878070), (865, 1502456), (872, 1490395), (1090, 1192316), (1384, 939035), (1723, 754280), (1730, 751228), (2180, 596158), (3446, 377140), (3460, 375614), (4360, 298079), (6892, 188570), (6920, 187807), (8615, 150856), (13784, 94285), (17230, 75428), (18857, 68920), (34460, 37714)]