208694520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{579707}}^1$

素因数の和:579724

約数の個数: 48

約数和(自身を含む): 678258360

約数和(自身を除く): 469563840

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, 579707, 1159414, 1739121, 2318828, 2898535, 3478242, 4637656, 5217363, 5797070, 6956484, 8695605, 10434726, 11594140, 13912968, 17391210, 20869452, 23188280, 26086815, 34782420, 41738904, 52173630, 69564840, 104347260, 208694520]

約数ペア:

[(1, 208694520), (2, 104347260), (3, 69564840), (4, 52173630), (5, 41738904), (6, 34782420), (8, 26086815), (9, 23188280), (10, 20869452), (12, 17391210), (15, 13912968), (18, 11594140), (20, 10434726), (24, 8695605), (30, 6956484), (36, 5797070), (40, 5217363), (45, 4637656), (60, 3478242), (72, 2898535), (90, 2318828), (120, 1739121), (180, 1159414), (360, 579707)]