204509280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{426061}}^1$

素因数の和:426079

約数の個数: 48

約数和(自身を含む): 644205744

約数和(自身を除く): 439696464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 426061, 852122, 1278183, 1704244, 2130305, 2556366, 3408488, 4260610, 5112732, 6390915, 6816976, 8521220, 10225464, 12781830, 13633952, 17042440, 20450928, 25563660, 34084880, 40901856, 51127320, 68169760, 102254640, 204509280]

約数ペア:

[(1, 204509280), (2, 102254640), (3, 68169760), (4, 51127320), (5, 40901856), (6, 34084880), (8, 25563660), (10, 20450928), (12, 17042440), (15, 13633952), (16, 12781830), (20, 10225464), (24, 8521220), (30, 6816976), (32, 6390915), (40, 5112732), (48, 4260610), (60, 3408488), (80, 2556366), (96, 2130305), (120, 1704244), (160, 1278183), (240, 852122), (480, 426061)]