561639120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1697}}^1$

素因数の和:1917

約数の個数: 160

約数和(自身を含む): 2001086208

約数和(自身を除く): 1439447088

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, 197, 210, 240, 280, 336, 394, 420, 560, 591, 788, 840, 985, 1182, 1379, 1576, 1680, 1697, 1970, 2364, 2758, 2955, 3152, 3394, 3940, 4137, 4728, 5091, 5516, 5910, 6788, 6895, 7880, 8274, 8485, 9456, 10182, 11032, 11820, 11879, 13576, 13790, 15760, 16548, 16970, 20364, 20685, 22064, 23640, 23758, 25455, 27152, 27580, 33096, 33940, 35637, 40728, 41370, 47280, 47516, 50910, 55160, 59395, 66192, 67880, 71274, 81456, 82740, 95032, 101820, 110320, 118790, 135760, 142548, 165480, 178185, 190064, 203640, 237580, 285096, 330960, 334309, 356370, 407280, 475160, 570192, 668618, 712740, 950320, 1002927, 1337236, 1425480, 1671545, 2005854, 2340163, 2674472, 2850960, 3343090, 4011708, 4680326, 5014635, 5348944, 6686180, 7020489, 8023416, 9360652, 10029270, 11700815, 13372360, 14040978, 16046832, 18721304, 20058540, 23401630, 26744720, 28081956, 35102445, 37442608, 40117080, 46803260, 56163912, 70204890, 80234160, 93606520, 112327824, 140409780, 187213040, 280819560, 561639120]

約数ペア:

[(1, 561639120), (2, 280819560), (3, 187213040), (4, 140409780), (5, 112327824), (6, 93606520), (7, 80234160), (8, 70204890), (10, 56163912), (12, 46803260), (14, 40117080), (15, 37442608), (16, 35102445), (20, 28081956), (21, 26744720), (24, 23401630), (28, 20058540), (30, 18721304), (35, 16046832), (40, 14040978), (42, 13372360), (48, 11700815), (56, 10029270), (60, 9360652), (70, 8023416), (80, 7020489), (84, 6686180), (105, 5348944), (112, 5014635), (120, 4680326), (140, 4011708), (168, 3343090), (197, 2850960), (210, 2674472), (240, 2340163), (280, 2005854), (336, 1671545), (394, 1425480), (420, 1337236), (560, 1002927), (591, 950320), (788, 712740), (840, 668618), (985, 570192), (1182, 475160), (1379, 407280), (1576, 356370), (1680, 334309), (1697, 330960), (1970, 285096), (2364, 237580), (2758, 203640), (2955, 190064), (3152, 178185), (3394, 165480), (3940, 142548), (4137, 135760), (4728, 118790), (5091, 110320), (5516, 101820), (5910, 95032), (6788, 82740), (6895, 81456), (7880, 71274), (8274, 67880), (8485, 66192), (9456, 59395), (10182, 55160), (11032, 50910), (11820, 47516), (11879, 47280), (13576, 41370), (13790, 40728), (15760, 35637), (16548, 33940), (16970, 33096), (20364, 27580), (20685, 27152), (22064, 25455), (23640, 23758)]