305734260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{391967}}^1$

素因数の和:391992

約数の個数: 48

約数和(自身を含む): 921908736

約数和(自身を除く): 616174476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 391967, 783934, 1175901, 1567868, 1959835, 2351802, 3919670, 4703604, 5095571, 5879505, 7839340, 10191142, 11759010, 15286713, 20382284, 23518020, 25477855, 30573426, 50955710, 61146852, 76433565, 101911420, 152867130, 305734260]

約数ペア:

[(1, 305734260), (2, 152867130), (3, 101911420), (4, 76433565), (5, 61146852), (6, 50955710), (10, 30573426), (12, 25477855), (13, 23518020), (15, 20382284), (20, 15286713), (26, 11759010), (30, 10191142), (39, 7839340), (52, 5879505), (60, 5095571), (65, 4703604), (78, 3919670), (130, 2351802), (156, 1959835), (195, 1567868), (260, 1175901), (390, 783934), (780, 391967)]