199885840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:945

約数の個数: 160

約数和(自身を含む): 595747584

約数和(自身を除く): 395861744

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 80, 88, 110, 112, 140, 148, 154, 176, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 560, 592, 616, 740, 770, 814, 877, 880, 1036, 1232, 1295, 1480, 1540, 1628, 1754, 2035, 2072, 2590, 2849, 2960, 3080, 3256, 3508, 4070, 4144, 4385, 5180, 5698, 6139, 6160, 6512, 7016, 8140, 8770, 9647, 10360, 11396, 12278, 14032, 14245, 16280, 17540, 19294, 20720, 22792, 24556, 28490, 30695, 32449, 32560, 35080, 38588, 45584, 48235, 49112, 56980, 61390, 64898, 67529, 70160, 77176, 96470, 98224, 113960, 122780, 129796, 135058, 154352, 162245, 192940, 227143, 227920, 245560, 259592, 270116, 324490, 337645, 356939, 385880, 454286, 491120, 519184, 540232, 648980, 675290, 713878, 771760, 908572, 1080464, 1135715, 1297960, 1350580, 1427756, 1784695, 1817144, 2271430, 2498573, 2595920, 2701160, 2855512, 3569390, 3634288, 4542860, 4997146, 5402320, 5711024, 7138780, 9085720, 9994292, 12492865, 14277560, 18171440, 19988584, 24985730, 28555120, 39977168, 49971460, 99942920, 199885840]

約数ペア:

[(1, 199885840), (2, 99942920), (4, 49971460), (5, 39977168), (7, 28555120), (8, 24985730), (10, 19988584), (11, 18171440), (14, 14277560), (16, 12492865), (20, 9994292), (22, 9085720), (28, 7138780), (35, 5711024), (37, 5402320), (40, 4997146), (44, 4542860), (55, 3634288), (56, 3569390), (70, 2855512), (74, 2701160), (77, 2595920), (80, 2498573), (88, 2271430), (110, 1817144), (112, 1784695), (140, 1427756), (148, 1350580), (154, 1297960), (176, 1135715), (185, 1080464), (220, 908572), (259, 771760), (280, 713878), (296, 675290), (308, 648980), (370, 540232), (385, 519184), (407, 491120), (440, 454286), (518, 385880), (560, 356939), (592, 337645), (616, 324490), (740, 270116), (770, 259592), (814, 245560), (877, 227920), (880, 227143), (1036, 192940), (1232, 162245), (1295, 154352), (1480, 135058), (1540, 129796), (1628, 122780), (1754, 113960), (2035, 98224), (2072, 96470), (2590, 77176), (2849, 70160), (2960, 67529), (3080, 64898), (3256, 61390), (3508, 56980), (4070, 49112), (4144, 48235), (4385, 45584), (5180, 38588), (5698, 35080), (6139, 32560), (6160, 32449), (6512, 30695), (7016, 28490), (8140, 24556), (8770, 22792), (9647, 20720), (10360, 19294), (11396, 17540), (12278, 16280), (14032, 14245)]