21860945280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1265101}}^1$

素因数の和:1265129

約数の個数: 128

約数和(自身を含む): 77424242400

約数和(自身を除く): 55563297120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1265101, 2530202, 3795303, 5060404, 6325505, 7590606, 10120808, 11385909, 12651010, 15181212, 18976515, 20241616, 22771818, 25302020, 30362424, 34157727, 37953030, 40483232, 45543636, 50604040, 56929545, 60724848, 68315454, 75906060, 80966464, 91087272, 101208080, 113859090, 121449696, 136630908, 151812120, 161932928, 170788635, 182174544, 202416160, 227718180, 242899392, 273261816, 303624240, 341577270, 364349088, 404832320, 455436360, 485798784, 546523632, 607248480, 683154540, 728698176, 809664640, 910872720, 1093047264, 1214496960, 1366309080, 1457396352, 1821745440, 2186094528, 2428993920, 2732618160, 3643490880, 4372189056, 5465236320, 7286981760, 10930472640, 21860945280]

約数ペア:

[(1, 21860945280), (2, 10930472640), (3, 7286981760), (4, 5465236320), (5, 4372189056), (6, 3643490880), (8, 2732618160), (9, 2428993920), (10, 2186094528), (12, 1821745440), (15, 1457396352), (16, 1366309080), (18, 1214496960), (20, 1093047264), (24, 910872720), (27, 809664640), (30, 728698176), (32, 683154540), (36, 607248480), (40, 546523632), (45, 485798784), (48, 455436360), (54, 404832320), (60, 364349088), (64, 341577270), (72, 303624240), (80, 273261816), (90, 242899392), (96, 227718180), (108, 202416160), (120, 182174544), (128, 170788635), (135, 161932928), (144, 151812120), (160, 136630908), (180, 121449696), (192, 113859090), (216, 101208080), (240, 91087272), (270, 80966464), (288, 75906060), (320, 68315454), (360, 60724848), (384, 56929545), (432, 50604040), (480, 45543636), (540, 40483232), (576, 37953030), (640, 34157727), (720, 30362424), (864, 25302020), (960, 22771818), (1080, 20241616), (1152, 18976515), (1440, 15181212), (1728, 12651010), (1920, 11385909), (2160, 10120808), (2880, 7590606), (3456, 6325505), (4320, 5060404), (5760, 3795303), (8640, 2530202), (17280, 1265101)]