205215120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2879}}^1$

素因数の和:2915

約数の個数: 200

約数和(自身を含む): 777807360

約数和(自身を除く): 572592240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 594, 648, 660, 720, 792, 810, 880, 891, 990, 1080, 1188, 1296, 1320, 1485, 1584, 1620, 1782, 1980, 2160, 2376, 2640, 2879, 2970, 3240, 3564, 3960, 4455, 4752, 5758, 5940, 6480, 7128, 7920, 8637, 8910, 11516, 11880, 14256, 14395, 17274, 17820, 23032, 23760, 25911, 28790, 31669, 34548, 35640, 43185, 46064, 51822, 57580, 63338, 69096, 71280, 77733, 86370, 95007, 103644, 115160, 126676, 129555, 138192, 155466, 158345, 172740, 190014, 207288, 230320, 233199, 253352, 259110, 285021, 310932, 316690, 345480, 380028, 388665, 414576, 466398, 475035, 506704, 518220, 570042, 621864, 633380, 690960, 760056, 777330, 855063, 932796, 950070, 1036440, 1140084, 1165995, 1243728, 1266760, 1425105, 1520112, 1554660, 1710126, 1865592, 1900140, 2072880, 2280168, 2331990, 2533520, 2565189, 2850210, 3109320, 3420252, 3731184, 3800280, 4275315, 4560336, 4663980, 5130378, 5700420, 6218640, 6840504, 7600560, 8550630, 9327960, 10260756, 11400840, 12825945, 13681008, 17101260, 18655920, 20521512, 22801680, 25651890, 34202520, 41043024, 51303780, 68405040, 102607560, 205215120]

約数ペア:

[(1, 205215120), (2, 102607560), (3, 68405040), (4, 51303780), (5, 41043024), (6, 34202520), (8, 25651890), (9, 22801680), (10, 20521512), (11, 18655920), (12, 17101260), (15, 13681008), (16, 12825945), (18, 11400840), (20, 10260756), (22, 9327960), (24, 8550630), (27, 7600560), (30, 6840504), (33, 6218640), (36, 5700420), (40, 5130378), (44, 4663980), (45, 4560336), (48, 4275315), (54, 3800280), (55, 3731184), (60, 3420252), (66, 3109320), (72, 2850210), (80, 2565189), (81, 2533520), (88, 2331990), (90, 2280168), (99, 2072880), (108, 1900140), (110, 1865592), (120, 1710126), (132, 1554660), (135, 1520112), (144, 1425105), (162, 1266760), (165, 1243728), (176, 1165995), (180, 1140084), (198, 1036440), (216, 950070), (220, 932796), (240, 855063), (264, 777330), (270, 760056), (297, 690960), (324, 633380), (330, 621864), (360, 570042), (396, 518220), (405, 506704), (432, 475035), (440, 466398), (495, 414576), (528, 388665), (540, 380028), (594, 345480), (648, 316690), (660, 310932), (720, 285021), (792, 259110), (810, 253352), (880, 233199), (891, 230320), (990, 207288), (1080, 190014), (1188, 172740), (1296, 158345), (1320, 155466), (1485, 138192), (1584, 129555), (1620, 126676), (1782, 115160), (1980, 103644), (2160, 95007), (2376, 86370), (2640, 77733), (2879, 71280), (2970, 69096), (3240, 63338), (3564, 57580), (3960, 51822), (4455, 46064), (4752, 43185), (5758, 35640), (5940, 34548), (6480, 31669), (7128, 28790), (7920, 25911), (8637, 23760), (8910, 23032), (11516, 17820), (11880, 17274), (14256, 14395)]