18210120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{577}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 54933120

約数和(自身を除く): 36723000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 577, 789, 1052, 1154, 1315, 1578, 1731, 2104, 2308, 2630, 2885, 3156, 3462, 3945, 4616, 5260, 5770, 6312, 6924, 7890, 8655, 10520, 11540, 13848, 15780, 17310, 23080, 31560, 34620, 69240, 151751, 303502, 455253, 607004, 758755, 910506, 1214008, 1517510, 1821012, 2276265, 3035020, 3642024, 4552530, 6070040, 9105060, 18210120]

約数ペア:

[(1, 18210120), (2, 9105060), (3, 6070040), (4, 4552530), (5, 3642024), (6, 3035020), (8, 2276265), (10, 1821012), (12, 1517510), (15, 1214008), (20, 910506), (24, 758755), (30, 607004), (40, 455253), (60, 303502), (120, 151751), (263, 69240), (526, 34620), (577, 31560), (789, 23080), (1052, 17310), (1154, 15780), (1315, 13848), (1578, 11540), (1731, 10520), (2104, 8655), (2308, 7890), (2630, 6924), (2885, 6312), (3156, 5770), (3462, 5260), (3945, 4616)]