320784

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 854112

約数和(自身を除く): 533328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 163, 164, 246, 326, 328, 489, 492, 652, 656, 978, 984, 1304, 1956, 1968, 2608, 3912, 6683, 7824, 13366, 20049, 26732, 40098, 53464, 80196, 106928, 160392, 320784]

約数ペア:

[(1, 320784), (2, 160392), (3, 106928), (4, 80196), (6, 53464), (8, 40098), (12, 26732), (16, 20049), (24, 13366), (41, 7824), (48, 6683), (82, 3912), (123, 2608), (163, 1968), (164, 1956), (246, 1304), (326, 984), (328, 978), (489, 656), (492, 652)]