157537520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281317}}^1$

素因数の和:281337

約数の個数: 40

約数和(自身を含む): 418601184

約数和(自身を除く): 261063664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 281317, 562634, 1125268, 1406585, 1969219, 2250536, 2813170, 3938438, 4501072, 5626340, 7876876, 9846095, 11252680, 15753752, 19692190, 22505360, 31507504, 39384380, 78768760, 157537520]

約数ペア:

[(1, 157537520), (2, 78768760), (4, 39384380), (5, 31507504), (7, 22505360), (8, 19692190), (10, 15753752), (14, 11252680), (16, 9846095), (20, 7876876), (28, 5626340), (35, 4501072), (40, 3938438), (56, 2813170), (70, 2250536), (80, 1969219), (112, 1406585), (140, 1125268), (280, 562634), (560, 281317)]