121321440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:681

約数の個数: 144

約数和(自身を含む): 417257568

約数和(自身を除く): 295936128

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, 173, 180, 240, 288, 346, 360, 480, 487, 519, 692, 720, 865, 974, 1038, 1384, 1440, 1461, 1557, 1730, 1948, 2076, 2435, 2595, 2768, 2922, 3114, 3460, 3896, 4152, 4383, 4870, 5190, 5536, 5844, 6228, 6920, 7305, 7785, 7792, 8304, 8766, 9740, 10380, 11688, 12456, 13840, 14610, 15570, 15584, 16608, 17532, 19480, 20760, 21915, 23376, 24912, 27680, 29220, 31140, 35064, 38960, 41520, 43830, 46752, 49824, 58440, 62280, 70128, 77920, 83040, 84251, 87660, 116880, 124560, 140256, 168502, 175320, 233760, 249120, 252753, 337004, 350640, 421255, 505506, 674008, 701280, 758259, 842510, 1011012, 1263765, 1348016, 1516518, 1685020, 2022024, 2527530, 2696032, 3033036, 3370040, 3791295, 4044048, 5055060, 6066072, 6740080, 7582590, 8088096, 10110120, 12132144, 13480160, 15165180, 20220240, 24264288, 30330360, 40440480, 60660720, 121321440]

約数ペア:

[(1, 121321440), (2, 60660720), (3, 40440480), (4, 30330360), (5, 24264288), (6, 20220240), (8, 15165180), (9, 13480160), (10, 12132144), (12, 10110120), (15, 8088096), (16, 7582590), (18, 6740080), (20, 6066072), (24, 5055060), (30, 4044048), (32, 3791295), (36, 3370040), (40, 3033036), (45, 2696032), (48, 2527530), (60, 2022024), (72, 1685020), (80, 1516518), (90, 1348016), (96, 1263765), (120, 1011012), (144, 842510), (160, 758259), (173, 701280), (180, 674008), (240, 505506), (288, 421255), (346, 350640), (360, 337004), (480, 252753), (487, 249120), (519, 233760), (692, 175320), (720, 168502), (865, 140256), (974, 124560), (1038, 116880), (1384, 87660), (1440, 84251), (1461, 83040), (1557, 77920), (1730, 70128), (1948, 62280), (2076, 58440), (2435, 49824), (2595, 46752), (2768, 43830), (2922, 41520), (3114, 38960), (3460, 35064), (3896, 31140), (4152, 29220), (4383, 27680), (4870, 24912), (5190, 23376), (5536, 21915), (5844, 20760), (6228, 19480), (6920, 17532), (7305, 16608), (7785, 15584), (7792, 15570), (8304, 14610), (8766, 13840), (9740, 12456), (10380, 11688)]