217477620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1208209}}^1$

素因数の和:1208224

約数の個数: 36

約数和(自身を含む): 659682660

約数和(自身を除く): 442205040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1208209, 2416418, 3624627, 4832836, 6041045, 7249254, 10873881, 12082090, 14498508, 18123135, 21747762, 24164180, 36246270, 43495524, 54369405, 72492540, 108738810, 217477620]

約数ペア:

[(1, 217477620), (2, 108738810), (3, 72492540), (4, 54369405), (5, 43495524), (6, 36246270), (9, 24164180), (10, 21747762), (12, 18123135), (15, 14498508), (18, 12082090), (20, 10873881), (30, 7249254), (36, 6041045), (45, 4832836), (60, 3624627), (90, 2416418), (180, 1208209)]