215390700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:397

約数の個数: 216

約数和(自身を含む): 779950080

約数和(自身を除く): 564559380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 179, 180, 191, 210, 225, 252, 300, 315, 350, 358, 382, 420, 450, 525, 537, 573, 630, 700, 716, 764, 895, 900, 955, 1050, 1074, 1146, 1253, 1260, 1337, 1575, 1611, 1719, 1790, 1910, 2100, 2148, 2292, 2506, 2674, 2685, 2865, 3150, 3222, 3438, 3580, 3759, 3820, 4011, 4475, 4775, 5012, 5348, 5370, 5730, 6265, 6300, 6444, 6685, 6876, 7518, 8022, 8055, 8595, 8950, 9550, 10740, 11277, 11460, 12033, 12530, 13370, 13425, 14325, 15036, 16044, 16110, 17190, 17900, 18795, 19100, 20055, 22554, 24066, 25060, 26740, 26850, 28650, 31325, 32220, 33425, 34189, 34380, 37590, 40110, 40275, 42975, 45108, 48132, 53700, 56385, 57300, 60165, 62650, 66850, 68378, 75180, 80220, 80550, 85950, 93975, 100275, 102567, 112770, 120330, 125300, 133700, 136756, 161100, 170945, 171900, 187950, 200550, 205134, 225540, 239323, 240660, 281925, 300825, 307701, 341890, 375900, 401100, 410268, 478646, 512835, 563850, 601650, 615402, 683780, 717969, 854725, 957292, 1025670, 1127700, 1196615, 1203300, 1230804, 1435938, 1538505, 1709450, 2051340, 2153907, 2393230, 2564175, 2871876, 3077010, 3418900, 3589845, 4307814, 4786460, 5128350, 5983075, 6154020, 7179690, 7692525, 8615628, 10256700, 10769535, 11966150, 14359380, 15385050, 17949225, 21539070, 23932300, 30770100, 35898450, 43078140, 53847675, 71796900, 107695350, 215390700]

約数ペア:

[(1, 215390700), (2, 107695350), (3, 71796900), (4, 53847675), (5, 43078140), (6, 35898450), (7, 30770100), (9, 23932300), (10, 21539070), (12, 17949225), (14, 15385050), (15, 14359380), (18, 11966150), (20, 10769535), (21, 10256700), (25, 8615628), (28, 7692525), (30, 7179690), (35, 6154020), (36, 5983075), (42, 5128350), (45, 4786460), (50, 4307814), (60, 3589845), (63, 3418900), (70, 3077010), (75, 2871876), (84, 2564175), (90, 2393230), (100, 2153907), (105, 2051340), (126, 1709450), (140, 1538505), (150, 1435938), (175, 1230804), (179, 1203300), (180, 1196615), (191, 1127700), (210, 1025670), (225, 957292), (252, 854725), (300, 717969), (315, 683780), (350, 615402), (358, 601650), (382, 563850), (420, 512835), (450, 478646), (525, 410268), (537, 401100), (573, 375900), (630, 341890), (700, 307701), (716, 300825), (764, 281925), (895, 240660), (900, 239323), (955, 225540), (1050, 205134), (1074, 200550), (1146, 187950), (1253, 171900), (1260, 170945), (1337, 161100), (1575, 136756), (1611, 133700), (1719, 125300), (1790, 120330), (1910, 112770), (2100, 102567), (2148, 100275), (2292, 93975), (2506, 85950), (2674, 80550), (2685, 80220), (2865, 75180), (3150, 68378), (3222, 66850), (3438, 62650), (3580, 60165), (3759, 57300), (3820, 56385), (4011, 53700), (4475, 48132), (4775, 45108), (5012, 42975), (5348, 40275), (5370, 40110), (5730, 37590), (6265, 34380), (6300, 34189), (6444, 33425), (6685, 32220), (6876, 31325), (7518, 28650), (8022, 26850), (8055, 26740), (8595, 25060), (8950, 24066), (9550, 22554), (10740, 20055), (11277, 19100), (11460, 18795), (12033, 17900), (12530, 17190), (13370, 16110), (13425, 16044), (14325, 15036)]