44442440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 122204160

約数和(自身を除く): 77761720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 67, 70, 92, 103, 115, 134, 140, 161, 184, 206, 230, 268, 280, 322, 335, 412, 460, 469, 515, 536, 644, 670, 721, 805, 824, 920, 938, 1030, 1288, 1340, 1442, 1541, 1610, 1876, 2060, 2345, 2369, 2680, 2884, 3082, 3220, 3605, 3752, 4120, 4690, 4738, 5768, 6164, 6440, 6901, 7210, 7705, 9380, 9476, 10787, 11845, 12328, 13802, 14420, 15410, 16583, 18760, 18952, 21574, 23690, 27604, 28840, 30820, 33166, 34505, 43148, 47380, 48307, 53935, 55208, 61640, 66332, 69010, 82915, 86296, 94760, 96614, 107870, 132664, 138020, 158723, 165830, 193228, 215740, 241535, 276040, 317446, 331660, 386456, 431480, 483070, 634892, 663320, 793615, 966140, 1111061, 1269784, 1587230, 1932280, 2222122, 3174460, 4444244, 5555305, 6348920, 8888488, 11110610, 22221220, 44442440]

約数ペア:

[(1, 44442440), (2, 22221220), (4, 11110610), (5, 8888488), (7, 6348920), (8, 5555305), (10, 4444244), (14, 3174460), (20, 2222122), (23, 1932280), (28, 1587230), (35, 1269784), (40, 1111061), (46, 966140), (56, 793615), (67, 663320), (70, 634892), (92, 483070), (103, 431480), (115, 386456), (134, 331660), (140, 317446), (161, 276040), (184, 241535), (206, 215740), (230, 193228), (268, 165830), (280, 158723), (322, 138020), (335, 132664), (412, 107870), (460, 96614), (469, 94760), (515, 86296), (536, 82915), (644, 69010), (670, 66332), (721, 61640), (805, 55208), (824, 53935), (920, 48307), (938, 47380), (1030, 43148), (1288, 34505), (1340, 33166), (1442, 30820), (1541, 28840), (1610, 27604), (1876, 23690), (2060, 21574), (2345, 18952), (2369, 18760), (2680, 16583), (2884, 15410), (3082, 14420), (3220, 13802), (3605, 12328), (3752, 11845), (4120, 10787), (4690, 9476), (4738, 9380), (5768, 7705), (6164, 7210), (6440, 6901)]