201916980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1543}}^1$

素因数の和:2285

約数の個数: 72

約数和(自身を含む): 613721472

約数和(自身を除く): 411804492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 727, 1454, 1543, 2181, 2908, 3086, 3635, 4362, 4629, 6172, 6543, 7270, 7715, 8724, 9258, 10905, 13086, 13887, 14540, 15430, 18516, 21810, 23145, 26172, 27774, 30860, 32715, 43620, 46290, 55548, 65430, 69435, 92580, 130860, 138870, 277740, 1121761, 2243522, 3365283, 4487044, 5608805, 6730566, 10095849, 11217610, 13461132, 16826415, 20191698, 22435220, 33652830, 40383396, 50479245, 67305660, 100958490, 201916980]

約数ペア:

[(1, 201916980), (2, 100958490), (3, 67305660), (4, 50479245), (5, 40383396), (6, 33652830), (9, 22435220), (10, 20191698), (12, 16826415), (15, 13461132), (18, 11217610), (20, 10095849), (30, 6730566), (36, 5608805), (45, 4487044), (60, 3365283), (90, 2243522), (180, 1121761), (727, 277740), (1454, 138870), (1543, 130860), (2181, 92580), (2908, 69435), (3086, 65430), (3635, 55548), (4362, 46290), (4629, 43620), (6172, 32715), (6543, 30860), (7270, 27774), (7715, 26172), (8724, 23145), (9258, 21810), (10905, 18516), (13086, 15430), (13887, 14540)]