18069840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{25097}}^1$

素因数の和:25116

約数の個数: 60

約数和(自身を含む): 60686964

約数和(自身を除く): 42617124

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, 25097, 50194, 75291, 100388, 125485, 150582, 200776, 225873, 250970, 301164, 376455, 401552, 451746, 501940, 602328, 752910, 903492, 1003880, 1129365, 1204656, 1505820, 1806984, 2007760, 2258730, 3011640, 3613968, 4517460, 6023280, 9034920, 18069840]

約数ペア:

[(1, 18069840), (2, 9034920), (3, 6023280), (4, 4517460), (5, 3613968), (6, 3011640), (8, 2258730), (9, 2007760), (10, 1806984), (12, 1505820), (15, 1204656), (16, 1129365), (18, 1003880), (20, 903492), (24, 752910), (30, 602328), (36, 501940), (40, 451746), (45, 401552), (48, 376455), (60, 301164), (72, 250970), (80, 225873), (90, 200776), (120, 150582), (144, 125485), (180, 100388), (240, 75291), (360, 50194), (720, 25097)]