78934240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 239500800

約数和(自身を除く): 160566560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 43, 44, 55, 56, 70, 77, 80, 86, 88, 110, 112, 140, 149, 154, 160, 172, 176, 215, 220, 224, 280, 298, 301, 308, 344, 352, 385, 430, 440, 473, 560, 596, 602, 616, 688, 745, 770, 860, 880, 946, 1043, 1120, 1192, 1204, 1232, 1376, 1490, 1505, 1540, 1639, 1720, 1760, 1892, 2086, 2365, 2384, 2408, 2464, 2980, 3010, 3080, 3278, 3311, 3440, 3784, 4172, 4730, 4768, 4816, 5215, 5960, 6020, 6160, 6407, 6556, 6622, 6880, 7568, 8195, 8344, 9460, 9632, 10430, 11473, 11920, 12040, 12320, 12814, 13112, 13244, 15136, 16390, 16555, 16688, 18920, 20860, 22946, 23840, 24080, 25628, 26224, 26488, 32035, 32780, 33110, 33376, 37840, 41720, 44849, 45892, 48160, 51256, 52448, 52976, 57365, 64070, 65560, 66220, 70477, 75680, 83440, 89698, 91784, 102512, 105952, 114730, 128140, 131120, 132440, 140954, 166880, 179396, 183568, 205024, 224245, 229460, 256280, 262240, 264880, 281908, 352385, 358792, 367136, 448490, 458920, 493339, 512560, 529760, 563816, 704770, 717584, 896980, 917840, 986678, 1025120, 1127632, 1409540, 1435168, 1793960, 1835680, 1973356, 2255264, 2466695, 2819080, 3587920, 3946712, 4933390, 5638160, 7175840, 7893424, 9866780, 11276320, 15786848, 19733560, 39467120, 78934240]

約数ペア:

[(1, 78934240), (2, 39467120), (4, 19733560), (5, 15786848), (7, 11276320), (8, 9866780), (10, 7893424), (11, 7175840), (14, 5638160), (16, 4933390), (20, 3946712), (22, 3587920), (28, 2819080), (32, 2466695), (35, 2255264), (40, 1973356), (43, 1835680), (44, 1793960), (55, 1435168), (56, 1409540), (70, 1127632), (77, 1025120), (80, 986678), (86, 917840), (88, 896980), (110, 717584), (112, 704770), (140, 563816), (149, 529760), (154, 512560), (160, 493339), (172, 458920), (176, 448490), (215, 367136), (220, 358792), (224, 352385), (280, 281908), (298, 264880), (301, 262240), (308, 256280), (344, 229460), (352, 224245), (385, 205024), (430, 183568), (440, 179396), (473, 166880), (560, 140954), (596, 132440), (602, 131120), (616, 128140), (688, 114730), (745, 105952), (770, 102512), (860, 91784), (880, 89698), (946, 83440), (1043, 75680), (1120, 70477), (1192, 66220), (1204, 65560), (1232, 64070), (1376, 57365), (1490, 52976), (1505, 52448), (1540, 51256), (1639, 48160), (1720, 45892), (1760, 44849), (1892, 41720), (2086, 37840), (2365, 33376), (2384, 33110), (2408, 32780), (2464, 32035), (2980, 26488), (3010, 26224), (3080, 25628), (3278, 24080), (3311, 23840), (3440, 22946), (3784, 20860), (4172, 18920), (4730, 16688), (4768, 16555), (4816, 16390), (5215, 15136), (5960, 13244), (6020, 13112), (6160, 12814), (6407, 12320), (6556, 12040), (6622, 11920), (6880, 11473), (7568, 10430), (8195, 9632), (8344, 9460)]