243891480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{290347}}^1$

素因数の和:290368

約数の個数: 64

約数和(自身を含む): 836202240

約数和(自身を除く): 592310760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 290347, 580694, 871041, 1161388, 1451735, 1742082, 2032429, 2322776, 2903470, 3484164, 4064858, 4355205, 5806940, 6097287, 6968328, 8129716, 8710410, 10162145, 11613880, 12194574, 16259432, 17420820, 20324290, 24389148, 30486435, 34841640, 40648580, 48778296, 60972870, 81297160, 121945740, 243891480]

約数ペア:

[(1, 243891480), (2, 121945740), (3, 81297160), (4, 60972870), (5, 48778296), (6, 40648580), (7, 34841640), (8, 30486435), (10, 24389148), (12, 20324290), (14, 17420820), (15, 16259432), (20, 12194574), (21, 11613880), (24, 10162145), (28, 8710410), (30, 8129716), (35, 6968328), (40, 6097287), (42, 5806940), (56, 4355205), (60, 4064858), (70, 3484164), (84, 2903470), (105, 2322776), (120, 2032429), (140, 1742082), (168, 1451735), (210, 1161388), (280, 871041), (420, 580694), (840, 290347)]