209347600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1014

約数の個数: 180

約数和(自身を含む): 638918928

約数和(自身を除く): 429571328

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 175, 176, 196, 200, 220, 245, 275, 280, 308, 350, 385, 392, 400, 440, 490, 539, 550, 560, 616, 700, 770, 784, 880, 971, 980, 1078, 1100, 1225, 1232, 1400, 1540, 1925, 1942, 1960, 2156, 2200, 2450, 2695, 2800, 3080, 3850, 3884, 3920, 4312, 4400, 4855, 4900, 5390, 6160, 6797, 7700, 7768, 8624, 9710, 9800, 10681, 10780, 13475, 13594, 15400, 15536, 19420, 19600, 21362, 21560, 24275, 26950, 27188, 30800, 33985, 38840, 42724, 43120, 47579, 48550, 53405, 53900, 54376, 67970, 74767, 77680, 85448, 95158, 97100, 106810, 107800, 108752, 135940, 149534, 169925, 170896, 190316, 194200, 213620, 215600, 237895, 267025, 271880, 299068, 339850, 373835, 380632, 388400, 427240, 475790, 523369, 534050, 543760, 598136, 679700, 747670, 761264, 854480, 951580, 1046738, 1068100, 1189475, 1196272, 1359400, 1495340, 1869175, 1903160, 2093476, 2136200, 2378950, 2616845, 2718800, 2990680, 3738350, 3806320, 4186952, 4272400, 4757900, 5233690, 5981360, 7476700, 8373904, 9515800, 10467380, 13084225, 14953400, 19031600, 20934760, 26168450, 29906800, 41869520, 52336900, 104673800, 209347600]

約数ペア:

[(1, 209347600), (2, 104673800), (4, 52336900), (5, 41869520), (7, 29906800), (8, 26168450), (10, 20934760), (11, 19031600), (14, 14953400), (16, 13084225), (20, 10467380), (22, 9515800), (25, 8373904), (28, 7476700), (35, 5981360), (40, 5233690), (44, 4757900), (49, 4272400), (50, 4186952), (55, 3806320), (56, 3738350), (70, 2990680), (77, 2718800), (80, 2616845), (88, 2378950), (98, 2136200), (100, 2093476), (110, 1903160), (112, 1869175), (140, 1495340), (154, 1359400), (175, 1196272), (176, 1189475), (196, 1068100), (200, 1046738), (220, 951580), (245, 854480), (275, 761264), (280, 747670), (308, 679700), (350, 598136), (385, 543760), (392, 534050), (400, 523369), (440, 475790), (490, 427240), (539, 388400), (550, 380632), (560, 373835), (616, 339850), (700, 299068), (770, 271880), (784, 267025), (880, 237895), (971, 215600), (980, 213620), (1078, 194200), (1100, 190316), (1225, 170896), (1232, 169925), (1400, 149534), (1540, 135940), (1925, 108752), (1942, 107800), (1960, 106810), (2156, 97100), (2200, 95158), (2450, 85448), (2695, 77680), (2800, 74767), (3080, 67970), (3850, 54376), (3884, 53900), (3920, 53405), (4312, 48550), (4400, 47579), (4855, 43120), (4900, 42724), (5390, 38840), (6160, 33985), (6797, 30800), (7700, 27188), (7768, 26950), (8624, 24275), (9710, 21560), (9800, 21362), (10681, 19600), (10780, 19420), (13475, 15536), (13594, 15400)]