287984370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{69061}}^1$

素因数の和:69210

約数の個数: 32

約数和(自身を含む): 696144960

約数和(自身を除く): 408160590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 69061, 138122, 207183, 345305, 414366, 690610, 1035915, 2071830, 9599479, 19198958, 28798437, 47997395, 57596874, 95994790, 143992185, 287984370]

約数ペア:

[(1, 287984370), (2, 143992185), (3, 95994790), (5, 57596874), (6, 47997395), (10, 28798437), (15, 19198958), (30, 9599479), (139, 2071830), (278, 1035915), (417, 690610), (695, 414366), (834, 345305), (1390, 207183), (2085, 138122), (4170, 69061)]