1651688640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{81929}}^1$

素因数の和:81959

約数の個数: 168

約数和(自身を含む): 6492788640

約数和(自身を除く): 4841100000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 81929, 163858, 245787, 327716, 409645, 491574, 573503, 655432, 737361, 819290, 983148, 1147006, 1228935, 1310864, 1474722, 1638580, 1720509, 1966296, 2294012, 2457870, 2621728, 2867515, 2949444, 3277160, 3441018, 3686805, 3932592, 4588024, 4915740, 5161527, 5243456, 5735030, 5898888, 6554320, 6882036, 7373610, 7865184, 8602545, 9176048, 9831480, 10323054, 11470060, 11797776, 13108640, 13764072, 14747220, 15730368, 17205090, 18352096, 19662960, 20646108, 22940120, 23595552, 25807635, 26217280, 27528144, 29494440, 34410180, 36704192, 39325920, 41292216, 45880240, 47191104, 51615270, 55056288, 58988880, 68820360, 78651840, 82584432, 91760480, 103230540, 110112576, 117977760, 137640720, 165168864, 183520960, 206461080, 235955520, 275281440, 330337728, 412922160, 550562880, 825844320, 1651688640]

約数ペア:

[(1, 1651688640), (2, 825844320), (3, 550562880), (4, 412922160), (5, 330337728), (6, 275281440), (7, 235955520), (8, 206461080), (9, 183520960), (10, 165168864), (12, 137640720), (14, 117977760), (15, 110112576), (16, 103230540), (18, 91760480), (20, 82584432), (21, 78651840), (24, 68820360), (28, 58988880), (30, 55056288), (32, 51615270), (35, 47191104), (36, 45880240), (40, 41292216), (42, 39325920), (45, 36704192), (48, 34410180), (56, 29494440), (60, 27528144), (63, 26217280), (64, 25807635), (70, 23595552), (72, 22940120), (80, 20646108), (84, 19662960), (90, 18352096), (96, 17205090), (105, 15730368), (112, 14747220), (120, 13764072), (126, 13108640), (140, 11797776), (144, 11470060), (160, 10323054), (168, 9831480), (180, 9176048), (192, 8602545), (210, 7865184), (224, 7373610), (240, 6882036), (252, 6554320), (280, 5898888), (288, 5735030), (315, 5243456), (320, 5161527), (336, 4915740), (360, 4588024), (420, 3932592), (448, 3686805), (480, 3441018), (504, 3277160), (560, 2949444), (576, 2867515), (630, 2621728), (672, 2457870), (720, 2294012), (840, 1966296), (960, 1720509), (1008, 1638580), (1120, 1474722), (1260, 1310864), (1344, 1228935), (1440, 1147006), (1680, 983148), (2016, 819290), (2240, 737361), (2520, 655432), (2880, 573503), (3360, 491574), (4032, 409645), (5040, 327716), (6720, 245787), (10080, 163858), (20160, 81929)]