255626640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{355037}}^1$

素因数の和:355056

約数の個数: 60

約数和(自身を含む): 858481884

約数和(自身を除く): 602855244

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 355037, 710074, 1065111, 1420148, 1775185, 2130222, 2840296, 3195333, 3550370, 4260444, 5325555, 5680592, 6390666, 7100740, 8520888, 10651110, 12781332, 14201480, 15976665, 17041776, 21302220, 25562664, 28402960, 31953330, 42604440, 51125328, 63906660, 85208880, 127813320, 255626640]

約数ペア:

[(1, 255626640), (2, 127813320), (3, 85208880), (4, 63906660), (5, 51125328), (6, 42604440), (8, 31953330), (9, 28402960), (10, 25562664), (12, 21302220), (15, 17041776), (16, 15976665), (18, 14201480), (20, 12781332), (24, 10651110), (30, 8520888), (36, 7100740), (40, 6390666), (45, 5680592), (48, 5325555), (60, 4260444), (72, 3550370), (80, 3195333), (90, 2840296), (120, 2130222), (144, 1775185), (180, 1420148), (240, 1065111), (360, 710074), (720, 355037)]