144632680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 333434880

約数和(自身を除く): 188802200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 127, 142, 254, 284, 355, 401, 508, 568, 635, 710, 802, 1016, 1270, 1420, 1604, 2005, 2540, 2840, 3208, 4010, 5080, 8020, 9017, 16040, 18034, 28471, 36068, 45085, 50927, 56942, 72136, 90170, 101854, 113884, 142355, 180340, 203708, 227768, 254635, 284710, 360680, 407416, 509270, 569420, 1018540, 1138840, 2037080, 3615817, 7231634, 14463268, 18079085, 28926536, 36158170, 72316340, 144632680]

約数ペア:

[(1, 144632680), (2, 72316340), (4, 36158170), (5, 28926536), (8, 18079085), (10, 14463268), (20, 7231634), (40, 3615817), (71, 2037080), (127, 1138840), (142, 1018540), (254, 569420), (284, 509270), (355, 407416), (401, 360680), (508, 284710), (568, 254635), (635, 227768), (710, 203708), (802, 180340), (1016, 142355), (1270, 113884), (1420, 101854), (1604, 90170), (2005, 72136), (2540, 56942), (2840, 50927), (3208, 45085), (4010, 36068), (5080, 28471), (8020, 18034), (9017, 16040)]