20158476912

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{281}}^1\times {\mathrm{3389}}^1$

素因数の和:3701

約数の個数: 240

約数和(自身を含む): 67568666400

約数和(自身を除く): 47410189488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 281, 294, 336, 378, 392, 432, 441, 504, 562, 588, 756, 784, 843, 882, 1008, 1124, 1176, 1323, 1512, 1686, 1764, 1967, 2248, 2352, 2529, 2646, 3024, 3372, 3389, 3528, 3934, 4496, 5058, 5292, 5901, 6744, 6778, 7056, 7587, 7868, 10116, 10167, 10584, 11802, 13488, 13556, 13769, 15174, 15736, 17703, 20232, 20334, 21168, 23604, 23723, 27112, 27538, 30348, 30501, 31472, 35406, 40464, 40668, 41307, 47208, 47446, 53109, 54224, 55076, 60696, 61002, 70812, 71169, 81336, 82614, 91503, 94416, 94892, 106218, 110152, 121392, 122004, 123921, 141624, 142338, 162672, 165228, 166061, 183006, 189784, 212436, 213507, 220304, 244008, 247842, 283248, 284676, 330456, 332122, 366012, 371763, 379568, 424872, 427014, 488016, 495684, 498183, 569352, 640521, 660912, 664244, 732024, 743526, 849744, 854028, 952309, 991368, 996366, 1138704, 1281042, 1328488, 1464048, 1487052, 1494549, 1708056, 1904618, 1982736, 1992732, 2562084, 2656976, 2856927, 2974104, 2989098, 3416112, 3809236, 3985464, 4483647, 5124168, 5713854, 5948208, 5978196, 6666163, 7618472, 7970928, 8570781, 8967294, 10248336, 11427708, 11956392, 13332326, 15236944, 17141562, 17934588, 19998489, 22855416, 23912784, 25712343, 26664652, 34283124, 35869176, 39996978, 45710832, 46663141, 51424686, 53329304, 59995467, 68566248, 71738352, 79993956, 93326282, 102849372, 106658608, 119990934, 137132496, 139989423, 159987912, 179986401, 186652564, 205698744, 239981868, 279978846, 319975824, 359972802, 373305128, 411397488, 419968269, 479963736, 559957692, 719945604, 746610256, 839936538, 959927472, 1119915384, 1259904807, 1439891208, 1679873076, 2239830768, 2519809614, 2879782416, 3359746152, 5039619228, 6719492304, 10079238456, 20158476912]

約数ペア:

[(1, 20158476912), (2, 10079238456), (3, 6719492304), (4, 5039619228), (6, 3359746152), (7, 2879782416), (8, 2519809614), (9, 2239830768), (12, 1679873076), (14, 1439891208), (16, 1259904807), (18, 1119915384), (21, 959927472), (24, 839936538), (27, 746610256), (28, 719945604), (36, 559957692), (42, 479963736), (48, 419968269), (49, 411397488), (54, 373305128), (56, 359972802), (63, 319975824), (72, 279978846), (84, 239981868), (98, 205698744), (108, 186652564), (112, 179986401), (126, 159987912), (144, 139989423), (147, 137132496), (168, 119990934), (189, 106658608), (196, 102849372), (216, 93326282), (252, 79993956), (281, 71738352), (294, 68566248), (336, 59995467), (378, 53329304), (392, 51424686), (432, 46663141), (441, 45710832), (504, 39996978), (562, 35869176), (588, 34283124), (756, 26664652), (784, 25712343), (843, 23912784), (882, 22855416), (1008, 19998489), (1124, 17934588), (1176, 17141562), (1323, 15236944), (1512, 13332326), (1686, 11956392), (1764, 11427708), (1967, 10248336), (2248, 8967294), (2352, 8570781), (2529, 7970928), (2646, 7618472), (3024, 6666163), (3372, 5978196), (3389, 5948208), (3528, 5713854), (3934, 5124168), (4496, 4483647), (5058, 3985464), (5292, 3809236), (5901, 3416112), (6744, 2989098), (6778, 2974104), (7056, 2856927), (7587, 2656976), (7868, 2562084), (10116, 1992732), (10167, 1982736), (10584, 1904618), (11802, 1708056), (13488, 1494549), (13556, 1487052), (13769, 1464048), (15174, 1328488), (15736, 1281042), (17703, 1138704), (20232, 996366), (20334, 991368), (21168, 952309), (23604, 854028), (23723, 849744), (27112, 743526), (27538, 732024), (30348, 664244), (30501, 660912), (31472, 640521), (35406, 569352), (40464, 498183), (40668, 495684), (41307, 488016), (47208, 427014), (47446, 424872), (53109, 379568), (54224, 371763), (55076, 366012), (60696, 332122), (61002, 330456), (70812, 284676), (71169, 283248), (81336, 247842), (82614, 244008), (91503, 220304), (94416, 213507), (94892, 212436), (106218, 189784), (110152, 183006), (121392, 166061), (122004, 165228), (123921, 162672), (141624, 142338)]