259656240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1081901}}^1$

素因数の和:1081917

約数の個数: 40

約数和(自身を含む): 804935088

約数和(自身を除く): 545278848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1081901, 2163802, 3245703, 4327604, 5409505, 6491406, 8655208, 10819010, 12982812, 16228515, 17310416, 21638020, 25965624, 32457030, 43276040, 51931248, 64914060, 86552080, 129828120, 259656240]

約数ペア:

[(1, 259656240), (2, 129828120), (3, 86552080), (4, 64914060), (5, 51931248), (6, 43276040), (8, 32457030), (10, 25965624), (12, 21638020), (15, 17310416), (16, 16228515), (20, 12982812), (24, 10819010), (30, 8655208), (40, 6491406), (48, 5409505), (60, 4327604), (80, 3245703), (120, 2163802), (240, 1081901)]