121021920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:617

約数の個数: 144

約数和(自身を含む): 415920960

約数和(自身を除く): 294899040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 229, 240, 288, 360, 367, 458, 480, 687, 720, 734, 916, 1101, 1145, 1374, 1440, 1468, 1832, 1835, 2061, 2202, 2290, 2748, 2936, 3303, 3435, 3664, 3670, 4122, 4404, 4580, 5496, 5505, 5872, 6606, 6870, 7328, 7340, 8244, 8808, 9160, 10305, 10992, 11010, 11744, 13212, 13740, 14680, 16488, 16515, 17616, 18320, 20610, 21984, 22020, 26424, 27480, 29360, 32976, 33030, 35232, 36640, 41220, 44040, 52848, 54960, 58720, 65952, 66060, 82440, 84043, 88080, 105696, 109920, 132120, 164880, 168086, 176160, 252129, 264240, 329760, 336172, 420215, 504258, 528480, 672344, 756387, 840430, 1008516, 1260645, 1344688, 1512774, 1680860, 2017032, 2521290, 2689376, 3025548, 3361720, 3781935, 4034064, 5042580, 6051096, 6723440, 7563870, 8068128, 10085160, 12102192, 13446880, 15127740, 20170320, 24204384, 30255480, 40340640, 60510960, 121021920]

約数ペア:

[(1, 121021920), (2, 60510960), (3, 40340640), (4, 30255480), (5, 24204384), (6, 20170320), (8, 15127740), (9, 13446880), (10, 12102192), (12, 10085160), (15, 8068128), (16, 7563870), (18, 6723440), (20, 6051096), (24, 5042580), (30, 4034064), (32, 3781935), (36, 3361720), (40, 3025548), (45, 2689376), (48, 2521290), (60, 2017032), (72, 1680860), (80, 1512774), (90, 1344688), (96, 1260645), (120, 1008516), (144, 840430), (160, 756387), (180, 672344), (229, 528480), (240, 504258), (288, 420215), (360, 336172), (367, 329760), (458, 264240), (480, 252129), (687, 176160), (720, 168086), (734, 164880), (916, 132120), (1101, 109920), (1145, 105696), (1374, 88080), (1440, 84043), (1468, 82440), (1832, 66060), (1835, 65952), (2061, 58720), (2202, 54960), (2290, 52848), (2748, 44040), (2936, 41220), (3303, 36640), (3435, 35232), (3664, 33030), (3670, 32976), (4122, 29360), (4404, 27480), (4580, 26424), (5496, 22020), (5505, 21984), (5872, 20610), (6606, 18320), (6870, 17616), (7328, 16515), (7340, 16488), (8244, 14680), (8808, 13740), (9160, 13212), (10305, 11744), (10992, 11010)]