26280240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{15643}}^1$

素因数の和:15666

約数の個数: 80

約数和(自身を含む): 93113088

約数和(自身を除く): 66832848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 15643, 31286, 46929, 62572, 78215, 93858, 109501, 125144, 156430, 187716, 219002, 234645, 250288, 312860, 328503, 375432, 438004, 469290, 547505, 625720, 657006, 750864, 876008, 938580, 1095010, 1251440, 1314012, 1642515, 1752016, 1877160, 2190020, 2628024, 3285030, 3754320, 4380040, 5256048, 6570060, 8760080, 13140120, 26280240]

約数ペア:

[(1, 26280240), (2, 13140120), (3, 8760080), (4, 6570060), (5, 5256048), (6, 4380040), (7, 3754320), (8, 3285030), (10, 2628024), (12, 2190020), (14, 1877160), (15, 1752016), (16, 1642515), (20, 1314012), (21, 1251440), (24, 1095010), (28, 938580), (30, 876008), (35, 750864), (40, 657006), (42, 625720), (48, 547505), (56, 469290), (60, 438004), (70, 375432), (80, 328503), (84, 312860), (105, 250288), (112, 234645), (120, 219002), (140, 187716), (168, 156430), (210, 125144), (240, 109501), (280, 93858), (336, 78215), (420, 62572), (560, 46929), (840, 31286), (1680, 15643)]