440342280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1108

約数の個数: 192

約数和(自身を含む): 1645712640

約数和(自身を除く): 1205370360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 197, 210, 252, 280, 315, 360, 394, 420, 504, 591, 630, 788, 840, 887, 985, 1182, 1260, 1379, 1576, 1773, 1774, 1970, 2364, 2520, 2661, 2758, 2955, 3546, 3548, 3940, 4137, 4435, 4728, 5322, 5516, 5910, 6209, 6895, 7092, 7096, 7880, 7983, 8274, 8865, 8870, 10644, 11032, 11820, 12411, 12418, 13305, 13790, 14184, 15966, 16548, 17730, 17740, 18627, 20685, 21288, 23640, 24822, 24836, 26610, 27580, 31045, 31932, 33096, 35460, 35480, 37254, 39915, 41370, 49644, 49672, 53220, 55160, 55881, 62055, 62090, 63864, 70920, 74508, 79830, 82740, 93135, 99288, 106440, 111762, 124110, 124180, 149016, 159660, 165480, 174739, 186270, 223524, 248220, 248360, 279405, 319320, 349478, 372540, 447048, 496440, 524217, 558810, 698956, 745080, 873695, 1048434, 1117620, 1223173, 1397912, 1572651, 1747390, 2096868, 2235240, 2446346, 2621085, 3145302, 3494780, 3669519, 4193736, 4892692, 5242170, 6115865, 6290604, 6989560, 7339038, 7863255, 9785384, 10484340, 11008557, 12231730, 12581208, 14678076, 15726510, 18347595, 20968680, 22017114, 24463460, 29356152, 31453020, 36695190, 44034228, 48926920, 55042785, 62906040, 73390380, 88068456, 110085570, 146780760, 220171140, 440342280]

約数ペア:

[(1, 440342280), (2, 220171140), (3, 146780760), (4, 110085570), (5, 88068456), (6, 73390380), (7, 62906040), (8, 55042785), (9, 48926920), (10, 44034228), (12, 36695190), (14, 31453020), (15, 29356152), (18, 24463460), (20, 22017114), (21, 20968680), (24, 18347595), (28, 15726510), (30, 14678076), (35, 12581208), (36, 12231730), (40, 11008557), (42, 10484340), (45, 9785384), (56, 7863255), (60, 7339038), (63, 6989560), (70, 6290604), (72, 6115865), (84, 5242170), (90, 4892692), (105, 4193736), (120, 3669519), (126, 3494780), (140, 3145302), (168, 2621085), (180, 2446346), (197, 2235240), (210, 2096868), (252, 1747390), (280, 1572651), (315, 1397912), (360, 1223173), (394, 1117620), (420, 1048434), (504, 873695), (591, 745080), (630, 698956), (788, 558810), (840, 524217), (887, 496440), (985, 447048), (1182, 372540), (1260, 349478), (1379, 319320), (1576, 279405), (1773, 248360), (1774, 248220), (1970, 223524), (2364, 186270), (2520, 174739), (2661, 165480), (2758, 159660), (2955, 149016), (3546, 124180), (3548, 124110), (3940, 111762), (4137, 106440), (4435, 99288), (4728, 93135), (5322, 82740), (5516, 79830), (5910, 74508), (6209, 70920), (6895, 63864), (7092, 62090), (7096, 62055), (7880, 55881), (7983, 55160), (8274, 53220), (8865, 49672), (8870, 49644), (10644, 41370), (11032, 39915), (11820, 37254), (12411, 35480), (12418, 35460), (13305, 33096), (13790, 31932), (14184, 31045), (15966, 27580), (16548, 26610), (17730, 24836), (17740, 24822), (18627, 23640), (20685, 21288)]