78521670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{290821}}^1$

素因数の和:290837

約数の個数: 32

約数和(自身を含む): 209391840

約数和(自身を除く): 130870170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 290821, 581642, 872463, 1454105, 1744926, 2617389, 2908210, 4362315, 5234778, 7852167, 8724630, 13086945, 15704334, 26173890, 39260835, 78521670]

約数ペア:

[(1, 78521670), (2, 39260835), (3, 26173890), (5, 15704334), (6, 13086945), (9, 8724630), (10, 7852167), (15, 5234778), (18, 4362315), (27, 2908210), (30, 2617389), (45, 1744926), (54, 1454105), (90, 872463), (135, 581642), (270, 290821)]