217465290

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{115061}}^1$

素因数の和:115084

約数の個数: 64

約数和(自身を含む): 662757120

約数和(自身を除く): 445291830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 115061, 230122, 345183, 575305, 690366, 805427, 1035549, 1150610, 1610854, 1725915, 2071098, 2416281, 3106647, 3451830, 4027135, 4832562, 5177745, 6213294, 7248843, 8054270, 10355490, 12081405, 14497686, 15533235, 21746529, 24162810, 31066470, 36244215, 43493058, 72488430, 108732645, 217465290]

約数ペア:

[(1, 217465290), (2, 108732645), (3, 72488430), (5, 43493058), (6, 36244215), (7, 31066470), (9, 24162810), (10, 21746529), (14, 15533235), (15, 14497686), (18, 12081405), (21, 10355490), (27, 8054270), (30, 7248843), (35, 6213294), (42, 5177745), (45, 4832562), (54, 4027135), (63, 3451830), (70, 3106647), (90, 2416281), (105, 2071098), (126, 1725915), (135, 1610854), (189, 1150610), (210, 1035549), (270, 805427), (315, 690366), (378, 575305), (630, 345183), (945, 230122), (1890, 115061)]