291232080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{404489}}^1$

素因数の和:404508

約数の個数: 60

約数和(自身を含む): 978056820

約数和(自身を除く): 686824740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 404489, 808978, 1213467, 1617956, 2022445, 2426934, 3235912, 3640401, 4044890, 4853868, 6067335, 6471824, 7280802, 8089780, 9707736, 12134670, 14561604, 16179560, 18202005, 19415472, 24269340, 29123208, 32359120, 36404010, 48538680, 58246416, 72808020, 97077360, 145616040, 291232080]

約数ペア:

[(1, 291232080), (2, 145616040), (3, 97077360), (4, 72808020), (5, 58246416), (6, 48538680), (8, 36404010), (9, 32359120), (10, 29123208), (12, 24269340), (15, 19415472), (16, 18202005), (18, 16179560), (20, 14561604), (24, 12134670), (30, 9707736), (36, 8089780), (40, 7280802), (45, 6471824), (48, 6067335), (60, 4853868), (72, 4044890), (80, 3640401), (90, 3235912), (120, 2426934), (144, 2022445), (180, 1617956), (240, 1213467), (360, 808978), (720, 404489)]