1277123820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{82183}}^1$

素因数の和:82239

約数の個数: 96

約数和(自身を含む): 4197301248

約数和(自身を除く): 2920177428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 15540, 82183, 164366, 246549, 328732, 410915, 493098, 575281, 821830, 986196, 1150562, 1232745, 1643660, 1725843, 2301124, 2465490, 2876405, 3040771, 3451686, 4930980, 5752810, 6081542, 6903372, 8629215, 9122313, 11505620, 12163084, 15203855, 17258430, 18244626, 21285397, 30407710, 34516860, 36489252, 42570794, 45611565, 60815420, 63856191, 85141588, 91223130, 106426985, 127712382, 182446260, 212853970, 255424764, 319280955, 425707940, 638561910, 1277123820]

約数ペア:

[(1, 1277123820), (2, 638561910), (3, 425707940), (4, 319280955), (5, 255424764), (6, 212853970), (7, 182446260), (10, 127712382), (12, 106426985), (14, 91223130), (15, 85141588), (20, 63856191), (21, 60815420), (28, 45611565), (30, 42570794), (35, 36489252), (37, 34516860), (42, 30407710), (60, 21285397), (70, 18244626), (74, 17258430), (84, 15203855), (105, 12163084), (111, 11505620), (140, 9122313), (148, 8629215), (185, 6903372), (210, 6081542), (222, 5752810), (259, 4930980), (370, 3451686), (420, 3040771), (444, 2876405), (518, 2465490), (555, 2301124), (740, 1725843), (777, 1643660), (1036, 1232745), (1110, 1150562), (1295, 986196), (1554, 821830), (2220, 575281), (2590, 493098), (3108, 410915), (3885, 328732), (5180, 246549), (7770, 164366), (15540, 82183)]