726660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 2411136

約数和(自身を除く): 1684476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 367, 396, 495, 660, 734, 990, 1101, 1468, 1835, 1980, 2202, 3303, 3670, 4037, 4404, 5505, 6606, 7340, 8074, 11010, 12111, 13212, 16148, 16515, 20185, 22020, 24222, 33030, 36333, 40370, 48444, 60555, 66060, 72666, 80740, 121110, 145332, 181665, 242220, 363330, 726660]

約数ペア:

[(1, 726660), (2, 363330), (3, 242220), (4, 181665), (5, 145332), (6, 121110), (9, 80740), (10, 72666), (11, 66060), (12, 60555), (15, 48444), (18, 40370), (20, 36333), (22, 33030), (30, 24222), (33, 22020), (36, 20185), (44, 16515), (45, 16148), (55, 13212), (60, 12111), (66, 11010), (90, 8074), (99, 7340), (110, 6606), (132, 5505), (165, 4404), (180, 4037), (198, 3670), (220, 3303), (330, 2202), (367, 1980), (396, 1835), (495, 1468), (660, 1101), (734, 990)]