639497808

素因数分解:

$2^4\times 3^3\times {\mathrm{1480319}}^1$

素因数の和:1480336

約数の個数: 40

約数和(自身を含む): 1835596800

約数和(自身を除く): 1196098992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1480319, 2960638, 4440957, 5921276, 8881914, 11842552, 13322871, 17763828, 23685104, 26645742, 35527656, 39968613, 53291484, 71055312, 79937226, 106582968, 159874452, 213165936, 319748904, 639497808]

約数ペア:

[(1, 639497808), (2, 319748904), (3, 213165936), (4, 159874452), (6, 106582968), (8, 79937226), (9, 71055312), (12, 53291484), (16, 39968613), (18, 35527656), (24, 26645742), (27, 23685104), (36, 17763828), (48, 13322871), (54, 11842552), (72, 8881914), (108, 5921276), (144, 4440957), (216, 2960638), (432, 1480319)]