80458340220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3215761}}^1$

素因数の和:3215915

約数の個数: 72

約数和(自身を含む): 245812847280

約数和(自身を除く): 165354507060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 25020, 3215761, 6431522, 9647283, 12863044, 16078805, 19294566, 28941849, 32157610, 38589132, 48236415, 57883698, 64315220, 96472830, 115767396, 144709245, 192945660, 289418490, 446990779, 578836980, 893981558, 1340972337, 1787963116, 2234953895, 2681944674, 4022917011, 4469907790, 5363889348, 6704861685, 8045834022, 8939815580, 13409723370, 16091668044, 20114585055, 26819446740, 40229170110, 80458340220]

約数ペア:

[(1, 80458340220), (2, 40229170110), (3, 26819446740), (4, 20114585055), (5, 16091668044), (6, 13409723370), (9, 8939815580), (10, 8045834022), (12, 6704861685), (15, 5363889348), (18, 4469907790), (20, 4022917011), (30, 2681944674), (36, 2234953895), (45, 1787963116), (60, 1340972337), (90, 893981558), (139, 578836980), (180, 446990779), (278, 289418490), (417, 192945660), (556, 144709245), (695, 115767396), (834, 96472830), (1251, 64315220), (1390, 57883698), (1668, 48236415), (2085, 38589132), (2502, 32157610), (2780, 28941849), (4170, 19294566), (5004, 16078805), (6255, 12863044), (8340, 9647283), (12510, 6431522), (25020, 3215761)]