328899088

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2292

約数の個数: 80

約数和(自身を含む): 769601536

約数和(自身を除く): 440702448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 124, 172, 217, 248, 301, 344, 434, 496, 602, 688, 868, 1204, 1333, 1736, 2203, 2408, 2666, 3472, 4406, 4816, 5332, 8812, 9331, 10664, 15421, 17624, 18662, 21328, 30842, 35248, 37324, 61684, 68293, 74648, 94729, 123368, 136586, 149296, 189458, 246736, 273172, 378916, 478051, 546344, 663103, 757832, 956102, 1092688, 1326206, 1515664, 1912204, 2652412, 2936599, 3824408, 5304824, 5873198, 7648816, 10609648, 11746396, 20556193, 23492792, 41112386, 46985584, 82224772, 164449544, 328899088]

約数ペア:

[(1, 328899088), (2, 164449544), (4, 82224772), (7, 46985584), (8, 41112386), (14, 23492792), (16, 20556193), (28, 11746396), (31, 10609648), (43, 7648816), (56, 5873198), (62, 5304824), (86, 3824408), (112, 2936599), (124, 2652412), (172, 1912204), (217, 1515664), (248, 1326206), (301, 1092688), (344, 956102), (434, 757832), (496, 663103), (602, 546344), (688, 478051), (868, 378916), (1204, 273172), (1333, 246736), (1736, 189458), (2203, 149296), (2408, 136586), (2666, 123368), (3472, 94729), (4406, 74648), (4816, 68293), (5332, 61684), (8812, 37324), (9331, 35248), (10664, 30842), (15421, 21328), (17624, 18662)]