121515720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1012631}}^1$

素因数の和:1012645

約数の個数: 32

約数和(自身を含む): 364547520

約数和(自身を除く): 243031800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1012631, 2025262, 3037893, 4050524, 5063155, 6075786, 8101048, 10126310, 12151572, 15189465, 20252620, 24303144, 30378930, 40505240, 60757860, 121515720]

約数ペア:

[(1, 121515720), (2, 60757860), (3, 40505240), (4, 30378930), (5, 24303144), (6, 20252620), (8, 15189465), (10, 12151572), (12, 10126310), (15, 8101048), (20, 6075786), (24, 5063155), (30, 4050524), (40, 3037893), (60, 2025262), (120, 1012631)]