399483840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{59447}}^1$

素因数の和:59474

約数の個数: 112

約数和(自身を含む): 1449580032

約数和(自身を除く): 1050096192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 59447, 118894, 178341, 237788, 297235, 356682, 416129, 475576, 594470, 713364, 832258, 891705, 951152, 1188940, 1248387, 1426728, 1664516, 1783410, 1902304, 2080645, 2377880, 2496774, 2853456, 3329032, 3566820, 3804608, 4161290, 4755760, 4993548, 5706912, 6241935, 6658064, 7133640, 8322580, 9511520, 9987096, 11413824, 12483870, 13316128, 14267280, 16645160, 19023040, 19974192, 24967740, 26632256, 28534560, 33290320, 39948384, 49935480, 57069120, 66580640, 79896768, 99870960, 133161280, 199741920, 399483840]

約数ペア:

[(1, 399483840), (2, 199741920), (3, 133161280), (4, 99870960), (5, 79896768), (6, 66580640), (7, 57069120), (8, 49935480), (10, 39948384), (12, 33290320), (14, 28534560), (15, 26632256), (16, 24967740), (20, 19974192), (21, 19023040), (24, 16645160), (28, 14267280), (30, 13316128), (32, 12483870), (35, 11413824), (40, 9987096), (42, 9511520), (48, 8322580), (56, 7133640), (60, 6658064), (64, 6241935), (70, 5706912), (80, 4993548), (84, 4755760), (96, 4161290), (105, 3804608), (112, 3566820), (120, 3329032), (140, 2853456), (160, 2496774), (168, 2377880), (192, 2080645), (210, 1902304), (224, 1783410), (240, 1664516), (280, 1426728), (320, 1248387), (336, 1188940), (420, 951152), (448, 891705), (480, 832258), (560, 713364), (672, 594470), (840, 475576), (960, 416129), (1120, 356682), (1344, 297235), (1680, 237788), (2240, 178341), (3360, 118894), (6720, 59447)]