217883880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{605233}}^1$

素因数の和:605250

約数の個数: 48

約数和(自身を含む): 708123780

約数和(自身を除く): 490239900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 605233, 1210466, 1815699, 2420932, 3026165, 3631398, 4841864, 5447097, 6052330, 7262796, 9078495, 10894194, 12104660, 14525592, 18156990, 21788388, 24209320, 27235485, 36313980, 43576776, 54470970, 72627960, 108941940, 217883880]

約数ペア:

[(1, 217883880), (2, 108941940), (3, 72627960), (4, 54470970), (5, 43576776), (6, 36313980), (8, 27235485), (9, 24209320), (10, 21788388), (12, 18156990), (15, 14525592), (18, 12104660), (20, 10894194), (24, 9078495), (30, 7262796), (36, 6052330), (40, 5447097), (45, 4841864), (60, 3631398), (72, 3026165), (90, 2420932), (120, 1815699), (180, 1210466), (360, 605233)]