66178680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{551489}}^1$

素因数の和:551503

約数の個数: 32

約数和(自身を含む): 198536400

約数和(自身を除く): 132357720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 551489, 1102978, 1654467, 2205956, 2757445, 3308934, 4411912, 5514890, 6617868, 8272335, 11029780, 13235736, 16544670, 22059560, 33089340, 66178680]

約数ペア:

[(1, 66178680), (2, 33089340), (3, 22059560), (4, 16544670), (5, 13235736), (6, 11029780), (8, 8272335), (10, 6617868), (12, 5514890), (15, 4411912), (20, 3308934), (24, 2757445), (30, 2205956), (40, 1654467), (60, 1102978), (120, 551489)]