198618120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{551717}}^1$

素因数の和:551734

約数の個数: 48

約数和(自身を含む): 645510060

約数和(自身を除く): 446891940

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, 551717, 1103434, 1655151, 2206868, 2758585, 3310302, 4413736, 4965453, 5517170, 6620604, 8275755, 9930906, 11034340, 13241208, 16551510, 19861812, 22068680, 24827265, 33103020, 39723624, 49654530, 66206040, 99309060, 198618120]

約数ペア:

[(1, 198618120), (2, 99309060), (3, 66206040), (4, 49654530), (5, 39723624), (6, 33103020), (8, 24827265), (9, 22068680), (10, 19861812), (12, 16551510), (15, 13241208), (18, 11034340), (20, 9930906), (24, 8275755), (30, 6620604), (36, 5517170), (40, 4965453), (45, 4413736), (60, 3310302), (72, 2758585), (90, 2206868), (120, 1655151), (180, 1103434), (360, 551717)]