157242120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{187193}}^1$

素因数の和:187214

約数の個数: 64

約数和(自身を含む): 539118720

約数和(自身を除く): 381876600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 187193, 374386, 561579, 748772, 935965, 1123158, 1310351, 1497544, 1871930, 2246316, 2620702, 2807895, 3743860, 3931053, 4492632, 5241404, 5615790, 6551755, 7487720, 7862106, 10482808, 11231580, 13103510, 15724212, 19655265, 22463160, 26207020, 31448424, 39310530, 52414040, 78621060, 157242120]

約数ペア:

[(1, 157242120), (2, 78621060), (3, 52414040), (4, 39310530), (5, 31448424), (6, 26207020), (7, 22463160), (8, 19655265), (10, 15724212), (12, 13103510), (14, 11231580), (15, 10482808), (20, 7862106), (21, 7487720), (24, 6551755), (28, 5615790), (30, 5241404), (35, 4492632), (40, 3931053), (42, 3743860), (56, 2807895), (60, 2620702), (70, 2246316), (84, 1871930), (105, 1497544), (120, 1310351), (140, 1123158), (168, 935965), (210, 748772), (280, 561579), (420, 374386), (840, 187193)]