641568

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 1735776

約数和(自身を除く): 1094208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 163, 164, 246, 326, 328, 489, 492, 652, 656, 978, 984, 1304, 1312, 1956, 1968, 2608, 3912, 3936, 5216, 6683, 7824, 13366, 15648, 20049, 26732, 40098, 53464, 80196, 106928, 160392, 213856, 320784, 641568]

約数ペア:

[(1, 641568), (2, 320784), (3, 213856), (4, 160392), (6, 106928), (8, 80196), (12, 53464), (16, 40098), (24, 26732), (32, 20049), (41, 15648), (48, 13366), (82, 7824), (96, 6683), (123, 5216), (163, 3936), (164, 3912), (246, 2608), (326, 1968), (328, 1956), (489, 1312), (492, 1304), (652, 984), (656, 978)]