15971520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 51499008

約数和(自身を除く): 35527488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 131, 160, 192, 240, 254, 262, 320, 381, 393, 480, 508, 524, 635, 655, 762, 786, 960, 1016, 1048, 1270, 1310, 1524, 1572, 1905, 1965, 2032, 2096, 2540, 2620, 3048, 3144, 3810, 3930, 4064, 4192, 5080, 5240, 6096, 6288, 7620, 7860, 8128, 8384, 10160, 10480, 12192, 12576, 15240, 15720, 16637, 20320, 20960, 24384, 25152, 30480, 31440, 33274, 40640, 41920, 49911, 60960, 62880, 66548, 83185, 99822, 121920, 125760, 133096, 166370, 199644, 249555, 266192, 332740, 399288, 499110, 532384, 665480, 798576, 998220, 1064768, 1330960, 1597152, 1996440, 2661920, 3194304, 3992880, 5323840, 7985760, 15971520]

約数ペア:

[(1, 15971520), (2, 7985760), (3, 5323840), (4, 3992880), (5, 3194304), (6, 2661920), (8, 1996440), (10, 1597152), (12, 1330960), (15, 1064768), (16, 998220), (20, 798576), (24, 665480), (30, 532384), (32, 499110), (40, 399288), (48, 332740), (60, 266192), (64, 249555), (80, 199644), (96, 166370), (120, 133096), (127, 125760), (131, 121920), (160, 99822), (192, 83185), (240, 66548), (254, 62880), (262, 60960), (320, 49911), (381, 41920), (393, 40640), (480, 33274), (508, 31440), (524, 30480), (635, 25152), (655, 24384), (762, 20960), (786, 20320), (960, 16637), (1016, 15720), (1048, 15240), (1270, 12576), (1310, 12192), (1524, 10480), (1572, 10160), (1905, 8384), (1965, 8128), (2032, 7860), (2096, 7620), (2540, 6288), (2620, 6096), (3048, 5240), (3144, 5080), (3810, 4192), (3930, 4064)]