263245920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{78347}}^1$

素因数の和:78372

約数の個数: 96

約数和(自身を含む): 947697408

約数和(自身を除く): 684451488

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, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 78347, 156694, 235041, 313388, 391735, 470082, 548429, 626776, 783470, 940164, 1096858, 1175205, 1253552, 1566940, 1645287, 1880328, 2193716, 2350410, 2507104, 2742145, 3133880, 3290574, 3760656, 4387432, 4700820, 5484290, 6267760, 6581148, 7521312, 8226435, 8774864, 9401640, 10968580, 12535520, 13162296, 16452870, 17549728, 18803280, 21937160, 26324592, 32905740, 37606560, 43874320, 52649184, 65811480, 87748640, 131622960, 263245920]

約数ペア:

[(1, 263245920), (2, 131622960), (3, 87748640), (4, 65811480), (5, 52649184), (6, 43874320), (7, 37606560), (8, 32905740), (10, 26324592), (12, 21937160), (14, 18803280), (15, 17549728), (16, 16452870), (20, 13162296), (21, 12535520), (24, 10968580), (28, 9401640), (30, 8774864), (32, 8226435), (35, 7521312), (40, 6581148), (42, 6267760), (48, 5484290), (56, 4700820), (60, 4387432), (70, 3760656), (80, 3290574), (84, 3133880), (96, 2742145), (105, 2507104), (112, 2350410), (120, 2193716), (140, 1880328), (160, 1645287), (168, 1566940), (210, 1253552), (224, 1175205), (240, 1096858), (280, 940164), (336, 783470), (420, 626776), (480, 548429), (560, 470082), (672, 391735), (840, 313388), (1120, 235041), (1680, 156694), (3360, 78347)]