248956890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{91193}}^1$

素因数の和:91223

約数の個数: 64

約数和(自身を含む): 735388416

約数和(自身を除く): 486431526

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 91193, 182386, 273579, 455965, 547158, 638351, 911930, 1185509, 1276702, 1367895, 1915053, 2371018, 2735790, 3191755, 3556527, 3830106, 5927545, 6383510, 7113054, 8298563, 9575265, 11855090, 16597126, 17782635, 19150530, 24895689, 35565270, 41492815, 49791378, 82985630, 124478445, 248956890]

約数ペア:

[(1, 248956890), (2, 124478445), (3, 82985630), (5, 49791378), (6, 41492815), (7, 35565270), (10, 24895689), (13, 19150530), (14, 17782635), (15, 16597126), (21, 11855090), (26, 9575265), (30, 8298563), (35, 7113054), (39, 6383510), (42, 5927545), (65, 3830106), (70, 3556527), (78, 3191755), (91, 2735790), (105, 2371018), (130, 1915053), (182, 1367895), (195, 1276702), (210, 1185509), (273, 911930), (390, 638351), (455, 547158), (546, 455965), (910, 273579), (1365, 182386), (2730, 91193)]