209229360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{871789}}^1$

素因数の和:871805

約数の個数: 40

約数和(自身を含む): 648611760

約数和(自身を除く): 439382400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 871789, 1743578, 2615367, 3487156, 4358945, 5230734, 6974312, 8717890, 10461468, 13076835, 13948624, 17435780, 20922936, 26153670, 34871560, 41845872, 52307340, 69743120, 104614680, 209229360]

約数ペア:

[(1, 209229360), (2, 104614680), (3, 69743120), (4, 52307340), (5, 41845872), (6, 34871560), (8, 26153670), (10, 20922936), (12, 17435780), (15, 13948624), (16, 13076835), (20, 10461468), (24, 8717890), (30, 6974312), (40, 5230734), (48, 4358945), (60, 3487156), (80, 2615367), (120, 1743578), (240, 871789)]