664966960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:603

約数の個数: 160

約数和(自身を含む): 1845596160

約数和(自身を除く): 1180629200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 67, 70, 74, 80, 112, 134, 140, 148, 185, 259, 268, 280, 296, 335, 370, 469, 479, 518, 536, 560, 592, 670, 740, 938, 958, 1036, 1072, 1295, 1340, 1480, 1876, 1916, 2072, 2345, 2395, 2479, 2590, 2680, 2960, 3353, 3752, 3832, 4144, 4690, 4790, 4958, 5180, 5360, 6706, 7504, 7664, 9380, 9580, 9916, 10360, 12395, 13412, 16765, 17353, 17723, 18760, 19160, 19832, 20720, 24790, 26824, 32093, 33530, 34706, 35446, 37520, 38320, 39664, 49580, 53648, 64186, 67060, 69412, 70892, 86765, 88615, 99160, 124061, 128372, 134120, 138824, 141784, 160465, 173530, 177230, 198320, 224651, 248122, 256744, 268240, 277648, 283568, 320930, 347060, 354460, 449302, 496244, 513488, 620305, 641860, 694120, 708920, 898604, 992488, 1123255, 1187441, 1240610, 1283720, 1388240, 1417840, 1797208, 1984976, 2246510, 2374882, 2481220, 2567440, 3594416, 4493020, 4749764, 4962440, 5937205, 8312087, 8986040, 9499528, 9924880, 11874410, 16624174, 17972080, 18999056, 23748820, 33248348, 41560435, 47497640, 66496696, 83120870, 94995280, 132993392, 166241740, 332483480, 664966960]

約数ペア:

[(1, 664966960), (2, 332483480), (4, 166241740), (5, 132993392), (7, 94995280), (8, 83120870), (10, 66496696), (14, 47497640), (16, 41560435), (20, 33248348), (28, 23748820), (35, 18999056), (37, 17972080), (40, 16624174), (56, 11874410), (67, 9924880), (70, 9499528), (74, 8986040), (80, 8312087), (112, 5937205), (134, 4962440), (140, 4749764), (148, 4493020), (185, 3594416), (259, 2567440), (268, 2481220), (280, 2374882), (296, 2246510), (335, 1984976), (370, 1797208), (469, 1417840), (479, 1388240), (518, 1283720), (536, 1240610), (560, 1187441), (592, 1123255), (670, 992488), (740, 898604), (938, 708920), (958, 694120), (1036, 641860), (1072, 620305), (1295, 513488), (1340, 496244), (1480, 449302), (1876, 354460), (1916, 347060), (2072, 320930), (2345, 283568), (2395, 277648), (2479, 268240), (2590, 256744), (2680, 248122), (2960, 224651), (3353, 198320), (3752, 177230), (3832, 173530), (4144, 160465), (4690, 141784), (4790, 138824), (4958, 134120), (5180, 128372), (5360, 124061), (6706, 99160), (7504, 88615), (7664, 86765), (9380, 70892), (9580, 69412), (9916, 67060), (10360, 64186), (12395, 53648), (13412, 49580), (16765, 39664), (17353, 38320), (17723, 37520), (18760, 35446), (19160, 34706), (19832, 33530), (20720, 32093), (24790, 26824)]