478867788

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 240

約数和(自身を含む): 1517824000

約数和(自身を除く): 1038956212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 139, 147, 162, 186, 189, 196, 217, 252, 278, 279, 294, 324, 343, 372, 378, 417, 434, 441, 556, 558, 567, 588, 651, 686, 756, 834, 837, 868, 882, 973, 1029, 1116, 1134, 1251, 1302, 1323, 1372, 1519, 1668, 1674, 1764, 1946, 1953, 2058, 2268, 2502, 2511, 2604, 2646, 2919, 3038, 3087, 3348, 3753, 3892, 3906, 3969, 4116, 4309, 4557, 5004, 5022, 5292, 5838, 5859, 6076, 6174, 6811, 7506, 7812, 7938, 8618, 8757, 9114, 9261, 10044, 10633, 11259, 11676, 11718, 12348, 12927, 13622, 13671, 15012, 15876, 17236, 17514, 17577, 18228, 18522, 20433, 21266, 22518, 23436, 25854, 26271, 27244, 27342, 27783, 30163, 31899, 35028, 35154, 37044, 38781, 40866, 41013, 42532, 45036, 47677, 51708, 52542, 54684, 55566, 60326, 61299, 63798, 70308, 77562, 78813, 81732, 82026, 90489, 95354, 95697, 105084, 111132, 116343, 120652, 122598, 123039, 127596, 143031, 155124, 157626, 164052, 180978, 183897, 190708, 191394, 211141, 232686, 245196, 246078, 271467, 286062, 287091, 315252, 349029, 361956, 367794, 382788, 422282, 429093, 465372, 492156, 542934, 551691, 572124, 574182, 633423, 698058, 735588, 814401, 844564, 858186, 861273, 1085868, 1103382, 1148364, 1266846, 1287279, 1396116, 1477987, 1628802, 1716372, 1722546, 1900269, 2206764, 2443203, 2533692, 2574558, 2955974, 3257604, 3445092, 3800538, 3861837, 4433961, 4886406, 5149116, 5700807, 5911948, 7601076, 7723674, 8867922, 9772812, 11401614, 13301883, 15447348, 17102421, 17735844, 22803228, 26603766, 34204842, 39905649, 53207532, 68409684, 79811298, 119716947, 159622596, 239433894, 478867788]

約数ペア:

[(1, 478867788), (2, 239433894), (3, 159622596), (4, 119716947), (6, 79811298), (7, 68409684), (9, 53207532), (12, 39905649), (14, 34204842), (18, 26603766), (21, 22803228), (27, 17735844), (28, 17102421), (31, 15447348), (36, 13301883), (42, 11401614), (49, 9772812), (54, 8867922), (62, 7723674), (63, 7601076), (81, 5911948), (84, 5700807), (93, 5149116), (98, 4886406), (108, 4433961), (124, 3861837), (126, 3800538), (139, 3445092), (147, 3257604), (162, 2955974), (186, 2574558), (189, 2533692), (196, 2443203), (217, 2206764), (252, 1900269), (278, 1722546), (279, 1716372), (294, 1628802), (324, 1477987), (343, 1396116), (372, 1287279), (378, 1266846), (417, 1148364), (434, 1103382), (441, 1085868), (556, 861273), (558, 858186), (567, 844564), (588, 814401), (651, 735588), (686, 698058), (756, 633423), (834, 574182), (837, 572124), (868, 551691), (882, 542934), (973, 492156), (1029, 465372), (1116, 429093), (1134, 422282), (1251, 382788), (1302, 367794), (1323, 361956), (1372, 349029), (1519, 315252), (1668, 287091), (1674, 286062), (1764, 271467), (1946, 246078), (1953, 245196), (2058, 232686), (2268, 211141), (2502, 191394), (2511, 190708), (2604, 183897), (2646, 180978), (2919, 164052), (3038, 157626), (3087, 155124), (3348, 143031), (3753, 127596), (3892, 123039), (3906, 122598), (3969, 120652), (4116, 116343), (4309, 111132), (4557, 105084), (5004, 95697), (5022, 95354), (5292, 90489), (5838, 82026), (5859, 81732), (6076, 78813), (6174, 77562), (6811, 70308), (7506, 63798), (7812, 61299), (7938, 60326), (8618, 55566), (8757, 54684), (9114, 52542), (9261, 51708), (10044, 47677), (10633, 45036), (11259, 42532), (11676, 41013), (11718, 40866), (12348, 38781), (12927, 37044), (13622, 35154), (13671, 35028), (15012, 31899), (15876, 30163), (17236, 27783), (17514, 27342), (17577, 27244), (18228, 26271), (18522, 25854), (20433, 23436), (21266, 22518)]