2161581840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{272927}}^1$

素因数の和:272957

約数の個数: 120

約数和(自身を含む): 7919278848

約数和(自身を除く): 5757697008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 272927, 545854, 818781, 1091708, 1364635, 1637562, 2183416, 2456343, 2729270, 3002197, 3275124, 4093905, 4366832, 4912686, 5458540, 6004394, 6550248, 8187810, 9006591, 9825372, 10917080, 12008788, 12281715, 13100496, 15010985, 16375620, 18013182, 19650744, 21834160, 24017576, 24563430, 27019773, 30021970, 32751240, 36026364, 39301488, 45032955, 48035152, 49126860, 54039546, 60043940, 65502480, 72052728, 90065910, 98253720, 108079092, 120087880, 135098865, 144105456, 180131820, 196507440, 216158184, 240175760, 270197730, 360263640, 432316368, 540395460, 720527280, 1080790920, 2161581840]

約数ペア:

[(1, 2161581840), (2, 1080790920), (3, 720527280), (4, 540395460), (5, 432316368), (6, 360263640), (8, 270197730), (9, 240175760), (10, 216158184), (11, 196507440), (12, 180131820), (15, 144105456), (16, 135098865), (18, 120087880), (20, 108079092), (22, 98253720), (24, 90065910), (30, 72052728), (33, 65502480), (36, 60043940), (40, 54039546), (44, 49126860), (45, 48035152), (48, 45032955), (55, 39301488), (60, 36026364), (66, 32751240), (72, 30021970), (80, 27019773), (88, 24563430), (90, 24017576), (99, 21834160), (110, 19650744), (120, 18013182), (132, 16375620), (144, 15010985), (165, 13100496), (176, 12281715), (180, 12008788), (198, 10917080), (220, 9825372), (240, 9006591), (264, 8187810), (330, 6550248), (360, 6004394), (396, 5458540), (440, 4912686), (495, 4366832), (528, 4093905), (660, 3275124), (720, 3002197), (792, 2729270), (880, 2456343), (990, 2183416), (1320, 1637562), (1584, 1364635), (1980, 1091708), (2640, 818781), (3960, 545854), (7920, 272927)]