138544240

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{6163}}^1$

素因数の和:6457

約数の個数: 40

約数和(自身を含む): 323314128

約数和(自身を除く): 184769888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 4496, 5620, 6163, 11240, 12326, 22480, 24652, 30815, 49304, 61630, 98608, 123260, 246520, 493040, 1731803, 3463606, 6927212, 8659015, 13854424, 17318030, 27708848, 34636060, 69272120, 138544240]

約数ペア:

[(1, 138544240), (2, 69272120), (4, 34636060), (5, 27708848), (8, 17318030), (10, 13854424), (16, 8659015), (20, 6927212), (40, 3463606), (80, 1731803), (281, 493040), (562, 246520), (1124, 123260), (1405, 98608), (2248, 61630), (2810, 49304), (4496, 30815), (5620, 24652), (6163, 22480), (11240, 12326)]