79922920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{337}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 230614020

約数和(自身を除く): 150691100

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 337, 385, 392, 440, 484, 490, 539, 605, 616, 674, 770, 847, 968, 980, 1078, 1210, 1348, 1540, 1685, 1694, 1960, 2156, 2359, 2420, 2695, 2696, 3080, 3370, 3388, 3707, 4235, 4312, 4718, 4840, 5390, 5929, 6740, 6776, 7414, 8470, 9436, 10780, 11795, 11858, 13480, 14828, 16513, 16940, 18535, 18872, 21560, 23590, 23716, 25949, 29645, 29656, 33026, 33880, 37070, 40777, 47180, 47432, 51898, 59290, 66052, 74140, 81554, 82565, 94360, 103796, 118580, 129745, 132104, 148280, 163108, 165130, 181643, 203885, 207592, 237160, 259490, 285439, 326216, 330260, 363286, 407770, 518980, 570878, 660520, 726572, 815540, 908215, 1037960, 1141756, 1427195, 1453144, 1631080, 1816430, 1998073, 2283512, 2854390, 3632860, 3996146, 5708780, 7265720, 7992292, 9990365, 11417560, 15984584, 19980730, 39961460, 79922920]

約数ペア:

[(1, 79922920), (2, 39961460), (4, 19980730), (5, 15984584), (7, 11417560), (8, 9990365), (10, 7992292), (11, 7265720), (14, 5708780), (20, 3996146), (22, 3632860), (28, 2854390), (35, 2283512), (40, 1998073), (44, 1816430), (49, 1631080), (55, 1453144), (56, 1427195), (70, 1141756), (77, 1037960), (88, 908215), (98, 815540), (110, 726572), (121, 660520), (140, 570878), (154, 518980), (196, 407770), (220, 363286), (242, 330260), (245, 326216), (280, 285439), (308, 259490), (337, 237160), (385, 207592), (392, 203885), (440, 181643), (484, 165130), (490, 163108), (539, 148280), (605, 132104), (616, 129745), (674, 118580), (770, 103796), (847, 94360), (968, 82565), (980, 81554), (1078, 74140), (1210, 66052), (1348, 59290), (1540, 51898), (1685, 47432), (1694, 47180), (1960, 40777), (2156, 37070), (2359, 33880), (2420, 33026), (2695, 29656), (2696, 29645), (3080, 25949), (3370, 23716), (3388, 23590), (3707, 21560), (4235, 18872), (4312, 18535), (4718, 16940), (4840, 16513), (5390, 14828), (5929, 13480), (6740, 11858), (6776, 11795), (7414, 10780), (8470, 9436)]