20703600

素因数分解:

$2^4\times 3^6\times 5^2\times {\mathrm{71}}^1$

素因数の和:107

約数の個数: 210

約数和(自身を含む): 75626856

約数和(自身を除く): 54923256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 71, 72, 75, 80, 81, 90, 100, 108, 120, 135, 142, 144, 150, 162, 180, 200, 213, 216, 225, 240, 243, 270, 284, 300, 324, 355, 360, 400, 405, 426, 432, 450, 486, 540, 568, 600, 639, 648, 675, 710, 720, 729, 810, 852, 900, 972, 1065, 1080, 1136, 1200, 1215, 1278, 1296, 1350, 1420, 1458, 1620, 1704, 1775, 1800, 1917, 1944, 2025, 2130, 2160, 2430, 2556, 2700, 2840, 2916, 3195, 3240, 3408, 3550, 3600, 3645, 3834, 3888, 4050, 4260, 4860, 5112, 5325, 5400, 5680, 5751, 5832, 6075, 6390, 6480, 7100, 7290, 7668, 8100, 8520, 9585, 9720, 10224, 10650, 10800, 11502, 11664, 12150, 12780, 14200, 14580, 15336, 15975, 16200, 17040, 17253, 18225, 19170, 19440, 21300, 23004, 24300, 25560, 28400, 28755, 29160, 30672, 31950, 32400, 34506, 36450, 38340, 42600, 46008, 47925, 48600, 51120, 51759, 57510, 58320, 63900, 69012, 72900, 76680, 85200, 86265, 92016, 95850, 97200, 103518, 115020, 127800, 138024, 143775, 145800, 153360, 172530, 191700, 207036, 230040, 255600, 258795, 276048, 287550, 291600, 345060, 383400, 414072, 431325, 460080, 517590, 575100, 690120, 766800, 828144, 862650, 1035180, 1150200, 1293975, 1380240, 1725300, 2070360, 2300400, 2587950, 3450600, 4140720, 5175900, 6901200, 10351800, 20703600]

約数ペア:

[(1, 20703600), (2, 10351800), (3, 6901200), (4, 5175900), (5, 4140720), (6, 3450600), (8, 2587950), (9, 2300400), (10, 2070360), (12, 1725300), (15, 1380240), (16, 1293975), (18, 1150200), (20, 1035180), (24, 862650), (25, 828144), (27, 766800), (30, 690120), (36, 575100), (40, 517590), (45, 460080), (48, 431325), (50, 414072), (54, 383400), (60, 345060), (71, 291600), (72, 287550), (75, 276048), (80, 258795), (81, 255600), (90, 230040), (100, 207036), (108, 191700), (120, 172530), (135, 153360), (142, 145800), (144, 143775), (150, 138024), (162, 127800), (180, 115020), (200, 103518), (213, 97200), (216, 95850), (225, 92016), (240, 86265), (243, 85200), (270, 76680), (284, 72900), (300, 69012), (324, 63900), (355, 58320), (360, 57510), (400, 51759), (405, 51120), (426, 48600), (432, 47925), (450, 46008), (486, 42600), (540, 38340), (568, 36450), (600, 34506), (639, 32400), (648, 31950), (675, 30672), (710, 29160), (720, 28755), (729, 28400), (810, 25560), (852, 24300), (900, 23004), (972, 21300), (1065, 19440), (1080, 19170), (1136, 18225), (1200, 17253), (1215, 17040), (1278, 16200), (1296, 15975), (1350, 15336), (1420, 14580), (1458, 14200), (1620, 12780), (1704, 12150), (1775, 11664), (1800, 11502), (1917, 10800), (1944, 10650), (2025, 10224), (2130, 9720), (2160, 9585), (2430, 8520), (2556, 8100), (2700, 7668), (2840, 7290), (2916, 7100), (3195, 6480), (3240, 6390), (3408, 6075), (3550, 5832), (3600, 5751), (3645, 5680), (3834, 5400), (3888, 5325), (4050, 5112), (4260, 4860)]