291218080

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:590

約数の個数: 96

約数和(自身を含む): 713276928

約数和(自身を除く): 422058848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 103, 160, 164, 205, 206, 328, 410, 412, 431, 515, 656, 820, 824, 862, 1030, 1312, 1640, 1648, 1724, 2060, 2155, 3280, 3296, 3448, 4120, 4223, 4310, 6560, 6896, 8240, 8446, 8620, 13792, 16480, 16892, 17240, 17671, 21115, 33784, 34480, 35342, 42230, 44393, 67568, 68960, 70684, 84460, 88355, 88786, 135136, 141368, 168920, 176710, 177572, 221965, 282736, 337840, 353420, 355144, 443930, 565472, 675680, 706840, 710288, 887860, 1413680, 1420576, 1775720, 1820113, 2827360, 3551440, 3640226, 7102880, 7280452, 9100565, 14560904, 18201130, 29121808, 36402260, 58243616, 72804520, 145609040, 291218080]

約数ペア:

[(1, 291218080), (2, 145609040), (4, 72804520), (5, 58243616), (8, 36402260), (10, 29121808), (16, 18201130), (20, 14560904), (32, 9100565), (40, 7280452), (41, 7102880), (80, 3640226), (82, 3551440), (103, 2827360), (160, 1820113), (164, 1775720), (205, 1420576), (206, 1413680), (328, 887860), (410, 710288), (412, 706840), (431, 675680), (515, 565472), (656, 443930), (820, 355144), (824, 353420), (862, 337840), (1030, 282736), (1312, 221965), (1640, 177572), (1648, 176710), (1724, 168920), (2060, 141368), (2155, 135136), (3280, 88786), (3296, 88355), (3448, 84460), (4120, 70684), (4223, 68960), (4310, 67568), (6560, 44393), (6896, 42230), (8240, 35342), (8446, 34480), (8620, 33784), (13792, 21115), (16480, 17671), (16892, 17240)]