180878868

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{22531}}^1$

素因数の和:22764

約数の個数: 36

約数和(自身を含む): 459292288

約数和(自身を除く): 278413420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 8028, 22531, 45062, 67593, 90124, 135186, 202779, 270372, 405558, 811116, 5024413, 10048826, 15073239, 20097652, 30146478, 45219717, 60292956, 90439434, 180878868]

約数ペア:

[(1, 180878868), (2, 90439434), (3, 60292956), (4, 45219717), (6, 30146478), (9, 20097652), (12, 15073239), (18, 10048826), (36, 5024413), (223, 811116), (446, 405558), (669, 270372), (892, 202779), (1338, 135186), (2007, 90124), (2676, 67593), (4014, 45062), (8028, 22531)]