248839240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9029}}^1$

素因数の和:9106

約数の個数: 64

約数和(自身を含む): 614401200

約数和(自身を除く): 365561960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 9029, 13780, 18058, 27560, 36116, 45145, 72232, 90290, 117377, 180580, 234754, 361160, 469508, 478537, 586885, 939016, 957074, 1173770, 1914148, 2347540, 2392685, 3828296, 4695080, 4785370, 6220981, 9570740, 12441962, 19141480, 24883924, 31104905, 49767848, 62209810, 124419620, 248839240]

約数ペア:

[(1, 248839240), (2, 124419620), (4, 62209810), (5, 49767848), (8, 31104905), (10, 24883924), (13, 19141480), (20, 12441962), (26, 9570740), (40, 6220981), (52, 4785370), (53, 4695080), (65, 3828296), (104, 2392685), (106, 2347540), (130, 1914148), (212, 1173770), (260, 957074), (265, 939016), (424, 586885), (520, 478537), (530, 469508), (689, 361160), (1060, 234754), (1378, 180580), (2120, 117377), (2756, 90290), (3445, 72232), (5512, 45145), (6890, 36116), (9029, 27560), (13780, 18058)]