73720360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263287}}^1$

素因数の和:263305

約数の個数: 32

約数和(自身を含む): 189567360

約数和(自身を除く): 115847000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 263287, 526574, 1053148, 1316435, 1843009, 2106296, 2632870, 3686018, 5265740, 7372036, 9215045, 10531480, 14744072, 18430090, 36860180, 73720360]

約数ペア:

[(1, 73720360), (2, 36860180), (4, 18430090), (5, 14744072), (7, 10531480), (8, 9215045), (10, 7372036), (14, 5265740), (20, 3686018), (28, 2632870), (35, 2106296), (40, 1843009), (56, 1316435), (70, 1053148), (140, 526574), (280, 263287)]