18017120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 48172320

約数和(自身を除く): 30155200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 353, 440, 464, 580, 638, 706, 880, 928, 1160, 1276, 1412, 1595, 1760, 1765, 2320, 2552, 2824, 3190, 3530, 3883, 4640, 5104, 5648, 6380, 7060, 7766, 10208, 10237, 11296, 12760, 14120, 15532, 19415, 20474, 25520, 28240, 31064, 38830, 40948, 51040, 51185, 56480, 62128, 77660, 81896, 102370, 112607, 124256, 155320, 163792, 204740, 225214, 310640, 327584, 409480, 450428, 563035, 621280, 818960, 900856, 1126070, 1637920, 1801712, 2252140, 3603424, 4504280, 9008560, 18017120]

約数ペア:

[(1, 18017120), (2, 9008560), (4, 4504280), (5, 3603424), (8, 2252140), (10, 1801712), (11, 1637920), (16, 1126070), (20, 900856), (22, 818960), (29, 621280), (32, 563035), (40, 450428), (44, 409480), (55, 327584), (58, 310640), (80, 225214), (88, 204740), (110, 163792), (116, 155320), (145, 124256), (160, 112607), (176, 102370), (220, 81896), (232, 77660), (290, 62128), (319, 56480), (352, 51185), (353, 51040), (440, 40948), (464, 38830), (580, 31064), (638, 28240), (706, 25520), (880, 20474), (928, 19415), (1160, 15532), (1276, 14120), (1412, 12760), (1595, 11296), (1760, 10237), (1765, 10208), (2320, 7766), (2552, 7060), (2824, 6380), (3190, 5648), (3530, 5104), (3883, 4640)]