68409180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54293}}^1$

素因数の和:54315

約数の個数: 72

約数和(自身を含む): 237156192

約数和(自身を除く): 168747012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 54293, 108586, 162879, 217172, 271465, 325758, 380051, 488637, 542930, 651516, 760102, 814395, 977274, 1085860, 1140153, 1520204, 1628790, 1900255, 1954548, 2280306, 2443185, 3257580, 3420459, 3800510, 4560612, 4886370, 5700765, 6840918, 7601020, 9772740, 11401530, 13681836, 17102295, 22803060, 34204590, 68409180]

約数ペア:

[(1, 68409180), (2, 34204590), (3, 22803060), (4, 17102295), (5, 13681836), (6, 11401530), (7, 9772740), (9, 7601020), (10, 6840918), (12, 5700765), (14, 4886370), (15, 4560612), (18, 3800510), (20, 3420459), (21, 3257580), (28, 2443185), (30, 2280306), (35, 1954548), (36, 1900255), (42, 1628790), (45, 1520204), (60, 1140153), (63, 1085860), (70, 977274), (84, 814395), (90, 760102), (105, 651516), (126, 542930), (140, 488637), (180, 380051), (210, 325758), (252, 271465), (315, 217172), (420, 162879), (630, 108586), (1260, 54293)]