222743120

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{18439}}^1$

素因数の和:18603

約数の個数: 40

約数和(自身を含む): 521335680

約数和(自身を除く): 298592560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 18439, 36878, 73756, 92195, 147512, 184390, 295024, 368780, 737560, 1475120, 2784289, 5568578, 11137156, 13921445, 22274312, 27842890, 44548624, 55685780, 111371560, 222743120]

約数ペア:

[(1, 222743120), (2, 111371560), (4, 55685780), (5, 44548624), (8, 27842890), (10, 22274312), (16, 13921445), (20, 11137156), (40, 5568578), (80, 2784289), (151, 1475120), (302, 737560), (604, 368780), (755, 295024), (1208, 184390), (1510, 147512), (2416, 92195), (3020, 73756), (6040, 36878), (12080, 18439)]