205166340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10457}}^1$

素因数の和:10581

約数の個数: 72

約数和(自身を含む): 628107480

約数和(自身を除く): 422941140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 10457, 19620, 20914, 31371, 41828, 52285, 62742, 94113, 104570, 125484, 156855, 188226, 209140, 313710, 376452, 470565, 627420, 941130, 1139813, 1882260, 2279626, 3419439, 4559252, 5699065, 6838878, 10258317, 11398130, 13677756, 17097195, 20516634, 22796260, 34194390, 41033268, 51291585, 68388780, 102583170, 205166340]

約数ペア:

[(1, 205166340), (2, 102583170), (3, 68388780), (4, 51291585), (5, 41033268), (6, 34194390), (9, 22796260), (10, 20516634), (12, 17097195), (15, 13677756), (18, 11398130), (20, 10258317), (30, 6838878), (36, 5699065), (45, 4559252), (60, 3419439), (90, 2279626), (109, 1882260), (180, 1139813), (218, 941130), (327, 627420), (436, 470565), (545, 376452), (654, 313710), (981, 209140), (1090, 188226), (1308, 156855), (1635, 125484), (1962, 104570), (2180, 94113), (3270, 62742), (3924, 52285), (4905, 41828), (6540, 31371), (9810, 20914), (10457, 19620)]