640024416

素因数分解:

$2^5\times 3^4\times {\mathrm{246923}}^1$

素因数の和:246945

約数の個数: 60

約数和(自身を含む): 1882301652

約数和(自身を除く): 1242277236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 246923, 493846, 740769, 987692, 1481538, 1975384, 2222307, 2963076, 3950768, 4444614, 5926152, 6666921, 7901536, 8889228, 11852304, 13333842, 17778456, 20000763, 23704608, 26667684, 35556912, 40001526, 53335368, 71113824, 80003052, 106670736, 160006104, 213341472, 320012208, 640024416]

約数ペア:

[(1, 640024416), (2, 320012208), (3, 213341472), (4, 160006104), (6, 106670736), (8, 80003052), (9, 71113824), (12, 53335368), (16, 40001526), (18, 35556912), (24, 26667684), (27, 23704608), (32, 20000763), (36, 17778456), (48, 13333842), (54, 11852304), (72, 8889228), (81, 7901536), (96, 6666921), (108, 5926152), (144, 4444614), (162, 3950768), (216, 2963076), (288, 2222307), (324, 1975384), (432, 1481538), (648, 987692), (864, 740769), (1296, 493846), (2592, 246923)]