255203640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{708899}}^1$

素因数の和:708916

約数の個数: 48

約数和(自身を含む): 829413000

約数和(自身を除く): 574209360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 708899, 1417798, 2126697, 2835596, 3544495, 4253394, 5671192, 6380091, 7088990, 8506788, 10633485, 12760182, 14177980, 17013576, 21266970, 25520364, 28355960, 31900455, 42533940, 51040728, 63800910, 85067880, 127601820, 255203640]

約数ペア:

[(1, 255203640), (2, 127601820), (3, 85067880), (4, 63800910), (5, 51040728), (6, 42533940), (8, 31900455), (9, 28355960), (10, 25520364), (12, 21266970), (15, 17013576), (18, 14177980), (20, 12760182), (24, 10633485), (30, 8506788), (36, 7088990), (40, 6380091), (45, 5671192), (60, 4253394), (72, 3544495), (90, 2835596), (120, 2126697), (180, 1417798), (360, 708899)]