399152188120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13078381}}^1$

素因数の和:13078508

約数の個数: 64

約数和(自身を含む): 1035807854400

約数和(自身を除く): 636655666280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 3052, 3815, 4360, 6104, 7630, 15260, 30520, 13078381, 26156762, 52313524, 65391905, 91548667, 104627048, 130783810, 183097334, 261567620, 366194668, 457743335, 523135240, 732389336, 915486670, 1425543529, 1830973340, 2851087058, 3661946680, 5702174116, 7127717645, 9978804703, 11404348232, 14255435290, 19957609406, 28510870580, 39915218812, 49894023515, 57021741160, 79830437624, 99788047030, 199576094060, 399152188120]

約数ペア:

[(1, 399152188120), (2, 199576094060), (4, 99788047030), (5, 79830437624), (7, 57021741160), (8, 49894023515), (10, 39915218812), (14, 28510870580), (20, 19957609406), (28, 14255435290), (35, 11404348232), (40, 9978804703), (56, 7127717645), (70, 5702174116), (109, 3661946680), (140, 2851087058), (218, 1830973340), (280, 1425543529), (436, 915486670), (545, 732389336), (763, 523135240), (872, 457743335), (1090, 366194668), (1526, 261567620), (2180, 183097334), (3052, 130783810), (3815, 104627048), (4360, 91548667), (6104, 65391905), (7630, 52313524), (15260, 26156762), (30520, 13078381)]