128439510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138107}}^1$

素因数の和:138148

約数の個数: 32

約数和(自身を含む): 318200832

約数和(自身を除く): 189761322

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138107, 276214, 414321, 690535, 828642, 1381070, 2071605, 4143210, 4281317, 8562634, 12843951, 21406585, 25687902, 42813170, 64219755, 128439510]

約数ペア:

[(1, 128439510), (2, 64219755), (3, 42813170), (5, 25687902), (6, 21406585), (10, 12843951), (15, 8562634), (30, 4281317), (31, 4143210), (62, 2071605), (93, 1381070), (155, 828642), (186, 690535), (310, 414321), (465, 276214), (930, 138107)]