211484320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 520914240

約数和(自身を除く): 309429920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 59, 80, 86, 118, 160, 172, 215, 236, 295, 344, 430, 472, 521, 590, 688, 860, 944, 1042, 1180, 1376, 1720, 1888, 2084, 2360, 2537, 2605, 3440, 4168, 4720, 5074, 5210, 6880, 8336, 9440, 10148, 10420, 12685, 16672, 20296, 20840, 22403, 25370, 30739, 40592, 41680, 44806, 50740, 61478, 81184, 83360, 89612, 101480, 112015, 122956, 153695, 179224, 202960, 224030, 245912, 307390, 358448, 405920, 448060, 491824, 614780, 716896, 896120, 983648, 1229560, 1321777, 1792240, 2459120, 2643554, 3584480, 4918240, 5287108, 6608885, 10574216, 13217770, 21148432, 26435540, 42296864, 52871080, 105742160, 211484320]

約数ペア:

[(1, 211484320), (2, 105742160), (4, 52871080), (5, 42296864), (8, 26435540), (10, 21148432), (16, 13217770), (20, 10574216), (32, 6608885), (40, 5287108), (43, 4918240), (59, 3584480), (80, 2643554), (86, 2459120), (118, 1792240), (160, 1321777), (172, 1229560), (215, 983648), (236, 896120), (295, 716896), (344, 614780), (430, 491824), (472, 448060), (521, 405920), (590, 358448), (688, 307390), (860, 245912), (944, 224030), (1042, 202960), (1180, 179224), (1376, 153695), (1720, 122956), (1888, 112015), (2084, 101480), (2360, 89612), (2537, 83360), (2605, 81184), (3440, 61478), (4168, 50740), (4720, 44806), (5074, 41680), (5210, 40592), (6880, 30739), (8336, 25370), (9440, 22403), (10148, 20840), (10420, 20296), (12685, 16672)]