204840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{569}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 666900

約数和(自身を除く): 462060

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, 569, 1138, 1707, 2276, 2845, 3414, 4552, 5121, 5690, 6828, 8535, 10242, 11380, 13656, 17070, 20484, 22760, 25605, 34140, 40968, 51210, 68280, 102420, 204840]

約数ペア:

[(1, 204840), (2, 102420), (3, 68280), (4, 51210), (5, 40968), (6, 34140), (8, 25605), (9, 22760), (10, 20484), (12, 17070), (15, 13656), (18, 11380), (20, 10242), (24, 8535), (30, 6828), (36, 5690), (40, 5121), (45, 4552), (60, 3414), (72, 2845), (90, 2276), (120, 1707), (180, 1138), (360, 569)]