51326520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 256

約数和(自身を含む): 190080000

約数和(自身を除く): 138753480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 43, 49, 56, 58, 60, 70, 84, 86, 87, 98, 105, 116, 120, 129, 140, 145, 147, 168, 172, 174, 196, 203, 210, 215, 232, 245, 258, 280, 290, 294, 301, 343, 344, 348, 392, 406, 420, 430, 435, 490, 516, 580, 588, 602, 609, 645, 686, 696, 735, 812, 840, 860, 870, 903, 980, 1015, 1029, 1032, 1160, 1176, 1204, 1218, 1247, 1290, 1372, 1421, 1470, 1505, 1624, 1715, 1720, 1740, 1806, 1960, 2030, 2058, 2107, 2408, 2436, 2494, 2580, 2744, 2842, 2940, 3010, 3045, 3430, 3480, 3612, 3741, 4060, 4116, 4214, 4263, 4515, 4872, 4988, 5145, 5160, 5684, 5880, 6020, 6090, 6235, 6321, 6860, 7105, 7224, 7482, 8120, 8232, 8428, 8526, 8729, 9030, 9947, 9976, 10290, 10535, 11368, 12040, 12180, 12470, 12642, 13720, 14210, 14749, 14964, 16856, 17052, 17458, 18060, 18705, 19894, 20580, 21070, 21315, 24360, 24940, 25284, 26187, 28420, 29498, 29841, 29928, 31605, 34104, 34916, 36120, 37410, 39788, 41160, 42140, 42630, 43645, 44247, 49735, 49880, 50568, 52374, 56840, 58996, 59682, 61103, 63210, 69832, 73745, 74820, 79576, 84280, 85260, 87290, 88494, 99470, 104748, 117992, 119364, 122206, 126420, 130935, 147490, 149205, 149640, 170520, 174580, 176988, 183309, 198940, 209496, 221235, 238728, 244412, 252840, 261870, 294980, 298410, 305515, 349160, 353976, 366618, 397880, 427721, 442470, 488824, 523740, 589960, 596820, 611030, 733236, 855442, 884940, 916545, 1047480, 1193640, 1222060, 1283163, 1466472, 1710884, 1769880, 1833090, 2138605, 2444120, 2566326, 3421768, 3666180, 4277210, 5132652, 6415815, 7332360, 8554420, 10265304, 12831630, 17108840, 25663260, 51326520]

約数ペア:

[(1, 51326520), (2, 25663260), (3, 17108840), (4, 12831630), (5, 10265304), (6, 8554420), (7, 7332360), (8, 6415815), (10, 5132652), (12, 4277210), (14, 3666180), (15, 3421768), (20, 2566326), (21, 2444120), (24, 2138605), (28, 1833090), (29, 1769880), (30, 1710884), (35, 1466472), (40, 1283163), (42, 1222060), (43, 1193640), (49, 1047480), (56, 916545), (58, 884940), (60, 855442), (70, 733236), (84, 611030), (86, 596820), (87, 589960), (98, 523740), (105, 488824), (116, 442470), (120, 427721), (129, 397880), (140, 366618), (145, 353976), (147, 349160), (168, 305515), (172, 298410), (174, 294980), (196, 261870), (203, 252840), (210, 244412), (215, 238728), (232, 221235), (245, 209496), (258, 198940), (280, 183309), (290, 176988), (294, 174580), (301, 170520), (343, 149640), (344, 149205), (348, 147490), (392, 130935), (406, 126420), (420, 122206), (430, 119364), (435, 117992), (490, 104748), (516, 99470), (580, 88494), (588, 87290), (602, 85260), (609, 84280), (645, 79576), (686, 74820), (696, 73745), (735, 69832), (812, 63210), (840, 61103), (860, 59682), (870, 58996), (903, 56840), (980, 52374), (1015, 50568), (1029, 49880), (1032, 49735), (1160, 44247), (1176, 43645), (1204, 42630), (1218, 42140), (1247, 41160), (1290, 39788), (1372, 37410), (1421, 36120), (1470, 34916), (1505, 34104), (1624, 31605), (1715, 29928), (1720, 29841), (1740, 29498), (1806, 28420), (1960, 26187), (2030, 25284), (2058, 24940), (2107, 24360), (2408, 21315), (2436, 21070), (2494, 20580), (2580, 19894), (2744, 18705), (2842, 18060), (2940, 17458), (3010, 17052), (3045, 16856), (3430, 14964), (3480, 14749), (3612, 14210), (3741, 13720), (4060, 12642), (4116, 12470), (4214, 12180), (4263, 12040), (4515, 11368), (4872, 10535), (4988, 10290), (5145, 9976), (5160, 9947), (5684, 9030), (5880, 8729), (6020, 8526), (6090, 8428), (6235, 8232), (6321, 8120), (6860, 7482), (7105, 7224)]