215886420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1199369}}^1$

素因数の和:1199384

約数の個数: 36

約数和(自身を含む): 654856020

約数和(自身を除く): 438969600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1199369, 2398738, 3598107, 4797476, 5996845, 7196214, 10794321, 11993690, 14392428, 17990535, 21588642, 23987380, 35981070, 43177284, 53971605, 71962140, 107943210, 215886420]

約数ペア:

[(1, 215886420), (2, 107943210), (3, 71962140), (4, 53971605), (5, 43177284), (6, 35981070), (9, 23987380), (10, 21588642), (12, 17990535), (15, 14392428), (18, 11993690), (20, 10794321), (30, 7196214), (36, 5996845), (45, 4797476), (60, 3598107), (90, 2398738), (180, 1199369)]