1818371520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{90197}}^1$

素因数の和:90227

約数の個数: 168

約数和(自身を含む): 7148011104

約数和(自身を除く): 5329639584

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, 90197, 180394, 270591, 360788, 450985, 541182, 631379, 721576, 811773, 901970, 1082364, 1262758, 1352955, 1443152, 1623546, 1803940, 1894137, 2164728, 2525516, 2705910, 2886304, 3156895, 3247092, 3607880, 3788274, 4058865, 4329456, 5051032, 5411820, 5682411, 5772608, 6313790, 6494184, 7215760, 7576548, 8117730, 8658912, 9470685, 10102064, 10823640, 11364822, 12627580, 12988368, 14431520, 15153096, 16235460, 17317824, 18941370, 20204128, 21647280, 22729644, 25255160, 25976736, 28412055, 28863040, 30306192, 32470920, 37882740, 40408256, 43294560, 45459288, 50510320, 51953472, 56824110, 60612384, 64941840, 75765480, 86589120, 90918576, 101020640, 113648220, 121224768, 129883680, 151530960, 181837152, 202041280, 227296440, 259767360, 303061920, 363674304, 454592880, 606123840, 909185760, 1818371520]

約数ペア:

[(1, 1818371520), (2, 909185760), (3, 606123840), (4, 454592880), (5, 363674304), (6, 303061920), (7, 259767360), (8, 227296440), (9, 202041280), (10, 181837152), (12, 151530960), (14, 129883680), (15, 121224768), (16, 113648220), (18, 101020640), (20, 90918576), (21, 86589120), (24, 75765480), (28, 64941840), (30, 60612384), (32, 56824110), (35, 51953472), (36, 50510320), (40, 45459288), (42, 43294560), (45, 40408256), (48, 37882740), (56, 32470920), (60, 30306192), (63, 28863040), (64, 28412055), (70, 25976736), (72, 25255160), (80, 22729644), (84, 21647280), (90, 20204128), (96, 18941370), (105, 17317824), (112, 16235460), (120, 15153096), (126, 14431520), (140, 12988368), (144, 12627580), (160, 11364822), (168, 10823640), (180, 10102064), (192, 9470685), (210, 8658912), (224, 8117730), (240, 7576548), (252, 7215760), (280, 6494184), (288, 6313790), (315, 5772608), (320, 5682411), (336, 5411820), (360, 5051032), (420, 4329456), (448, 4058865), (480, 3788274), (504, 3607880), (560, 3247092), (576, 3156895), (630, 2886304), (672, 2705910), (720, 2525516), (840, 2164728), (960, 1894137), (1008, 1803940), (1120, 1623546), (1260, 1443152), (1344, 1352955), (1440, 1262758), (1680, 1082364), (2016, 901970), (2240, 811773), (2520, 721576), (2880, 631379), (3360, 541182), (4032, 450985), (5040, 360788), (6720, 270591), (10080, 180394), (20160, 90197)]