30123170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 74649600

約数和(自身を除く): 44526430

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 29, 35, 38, 55, 58, 70, 71, 77, 95, 110, 133, 142, 145, 154, 190, 203, 209, 266, 290, 319, 355, 385, 406, 418, 497, 551, 638, 665, 710, 770, 781, 994, 1015, 1045, 1102, 1330, 1349, 1463, 1562, 1595, 2030, 2059, 2090, 2233, 2485, 2698, 2755, 2926, 3190, 3857, 3905, 4118, 4466, 4970, 5467, 5510, 6061, 6745, 7315, 7714, 7810, 9443, 10295, 10934, 11165, 12122, 13490, 14413, 14630, 14839, 18886, 19285, 20590, 22330, 22649, 27335, 28826, 29678, 30305, 38570, 39121, 42427, 45298, 47215, 54670, 60610, 72065, 74195, 78242, 84854, 94430, 103873, 113245, 144130, 148390, 158543, 195605, 207746, 212135, 226490, 273847, 317086, 391210, 424270, 430331, 519365, 547694, 792715, 860662, 1038730, 1369235, 1585430, 2151655, 2738470, 3012317, 4303310, 6024634, 15061585, 30123170]

約数ペア:

[(1, 30123170), (2, 15061585), (5, 6024634), (7, 4303310), (10, 3012317), (11, 2738470), (14, 2151655), (19, 1585430), (22, 1369235), (29, 1038730), (35, 860662), (38, 792715), (55, 547694), (58, 519365), (70, 430331), (71, 424270), (77, 391210), (95, 317086), (110, 273847), (133, 226490), (142, 212135), (145, 207746), (154, 195605), (190, 158543), (203, 148390), (209, 144130), (266, 113245), (290, 103873), (319, 94430), (355, 84854), (385, 78242), (406, 74195), (418, 72065), (497, 60610), (551, 54670), (638, 47215), (665, 45298), (710, 42427), (770, 39121), (781, 38570), (994, 30305), (1015, 29678), (1045, 28826), (1102, 27335), (1330, 22649), (1349, 22330), (1463, 20590), (1562, 19285), (1595, 18886), (2030, 14839), (2059, 14630), (2090, 14413), (2233, 13490), (2485, 12122), (2698, 11165), (2755, 10934), (2926, 10295), (3190, 9443), (3857, 7810), (3905, 7714), (4118, 7315), (4466, 6745), (4970, 6061), (5467, 5510)]