215409180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1279}}^1$

素因数の和:1699

約数の個数: 96

約数和(自身を含む): 691568640

約数和(自身を除く): 476159460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 401, 420, 802, 1203, 1279, 1604, 2005, 2406, 2558, 2807, 3837, 4010, 4812, 5116, 5614, 6015, 6395, 7674, 8020, 8421, 8953, 11228, 12030, 12790, 14035, 15348, 16842, 17906, 19185, 24060, 25580, 26859, 28070, 33684, 35812, 38370, 42105, 44765, 53718, 56140, 76740, 84210, 89530, 107436, 134295, 168420, 179060, 268590, 512879, 537180, 1025758, 1538637, 2051516, 2564395, 3077274, 3590153, 5128790, 6154548, 7180306, 7693185, 10257580, 10770459, 14360612, 15386370, 17950765, 21540918, 30772740, 35901530, 43081836, 53852295, 71803060, 107704590, 215409180]

約数ペア:

[(1, 215409180), (2, 107704590), (3, 71803060), (4, 53852295), (5, 43081836), (6, 35901530), (7, 30772740), (10, 21540918), (12, 17950765), (14, 15386370), (15, 14360612), (20, 10770459), (21, 10257580), (28, 7693185), (30, 7180306), (35, 6154548), (42, 5128790), (60, 3590153), (70, 3077274), (84, 2564395), (105, 2051516), (140, 1538637), (210, 1025758), (401, 537180), (420, 512879), (802, 268590), (1203, 179060), (1279, 168420), (1604, 134295), (2005, 107436), (2406, 89530), (2558, 84210), (2807, 76740), (3837, 56140), (4010, 53718), (4812, 44765), (5116, 42105), (5614, 38370), (6015, 35812), (6395, 33684), (7674, 28070), (8020, 26859), (8421, 25580), (8953, 24060), (11228, 19185), (12030, 17906), (12790, 16842), (14035, 15348)]