181315944

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{5171}}^1$

素因数の和:5670

約数の個数: 48

約数和(自身を含む): 492167520

約数和(自身を除く): 310851576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 974, 1461, 1948, 2922, 3896, 4383, 5171, 5844, 8766, 10342, 11688, 15513, 17532, 20684, 31026, 35064, 41368, 46539, 62052, 93078, 124104, 186156, 372312, 2518277, 5036554, 7554831, 10073108, 15109662, 20146216, 22664493, 30219324, 45328986, 60438648, 90657972, 181315944]

約数ペア:

[(1, 181315944), (2, 90657972), (3, 60438648), (4, 45328986), (6, 30219324), (8, 22664493), (9, 20146216), (12, 15109662), (18, 10073108), (24, 7554831), (36, 5036554), (72, 2518277), (487, 372312), (974, 186156), (1461, 124104), (1948, 93078), (2922, 62052), (3896, 46539), (4383, 41368), (5171, 35064), (5844, 31026), (8766, 20684), (10342, 17532), (11688, 15513)]