21111226560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2443429}}^1$

素因数の和:2443455

約数の個数: 112

約数和(自身を含む): 74475746400

約数和(自身を除く): 53364519840

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 2443429, 4886858, 7330287, 9773716, 12217145, 14660574, 19547432, 21990861, 24434290, 29321148, 36651435, 39094864, 43981722, 48868580, 58642296, 65972583, 73302870, 78189728, 87963444, 97737160, 109954305, 117284592, 131945166, 146605740, 156379456, 175926888, 195474320, 219908610, 234569184, 263890332, 293211480, 329862915, 351853776, 390948640, 439817220, 469138368, 527780664, 586422960, 659725830, 703707552, 781897280, 879634440, 1055561328, 1172845920, 1319451660, 1407415104, 1759268880, 2111122656, 2345691840, 2638903320, 3518537760, 4222245312, 5277806640, 7037075520, 10555613280, 21111226560]

約数ペア:

[(1, 21111226560), (2, 10555613280), (3, 7037075520), (4, 5277806640), (5, 4222245312), (6, 3518537760), (8, 2638903320), (9, 2345691840), (10, 2111122656), (12, 1759268880), (15, 1407415104), (16, 1319451660), (18, 1172845920), (20, 1055561328), (24, 879634440), (27, 781897280), (30, 703707552), (32, 659725830), (36, 586422960), (40, 527780664), (45, 469138368), (48, 439817220), (54, 390948640), (60, 351853776), (64, 329862915), (72, 293211480), (80, 263890332), (90, 234569184), (96, 219908610), (108, 195474320), (120, 175926888), (135, 156379456), (144, 146605740), (160, 131945166), (180, 117284592), (192, 109954305), (216, 97737160), (240, 87963444), (270, 78189728), (288, 73302870), (320, 65972583), (360, 58642296), (432, 48868580), (480, 43981722), (540, 39094864), (576, 36651435), (720, 29321148), (864, 24434290), (960, 21990861), (1080, 19547432), (1440, 14660574), (1728, 12217145), (2160, 9773716), (2880, 7330287), (4320, 4886858), (8640, 2443429)]