211919520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{441499}}^1$

素因数の和:441517

約数の個数: 48

約数和(自身を含む): 667548000

約数和(自身を除く): 455628480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 441499, 882998, 1324497, 1765996, 2207495, 2648994, 3531992, 4414990, 5297988, 6622485, 7063984, 8829980, 10595976, 13244970, 14127968, 17659960, 21191952, 26489940, 35319920, 42383904, 52979880, 70639840, 105959760, 211919520]

約数ペア:

[(1, 211919520), (2, 105959760), (3, 70639840), (4, 52979880), (5, 42383904), (6, 35319920), (8, 26489940), (10, 21191952), (12, 17659960), (15, 14127968), (16, 13244970), (20, 10595976), (24, 8829980), (30, 7063984), (32, 6622485), (40, 5297988), (48, 4414990), (60, 3531992), (80, 2648994), (96, 2207495), (120, 1765996), (160, 1324497), (240, 882998), (480, 441499)]