156720840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1306007}}^1$

素因数の和:1306021

約数の個数: 32

約数和(自身を含む): 470162880

約数和(自身を除く): 313442040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1306007, 2612014, 3918021, 5224028, 6530035, 7836042, 10448056, 13060070, 15672084, 19590105, 26120140, 31344168, 39180210, 52240280, 78360420, 156720840]

約数ペア:

[(1, 156720840), (2, 78360420), (3, 52240280), (4, 39180210), (5, 31344168), (6, 26120140), (8, 19590105), (10, 15672084), (12, 13060070), (15, 10448056), (20, 7836042), (24, 6530035), (30, 5224028), (40, 3918021), (60, 2612014), (120, 1306007)]