20131739264

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:631

約数の個数: 256

約数和(自身を含む): 51471974400

約数和(自身を除く): 31340235136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 127, 128, 182, 208, 217, 224, 248, 254, 364, 403, 416, 434, 439, 448, 496, 508, 728, 806, 832, 868, 878, 889, 896, 992, 1016, 1456, 1612, 1651, 1664, 1736, 1756, 1778, 1984, 2032, 2821, 2912, 3073, 3224, 3302, 3472, 3512, 3556, 3937, 3968, 4064, 5642, 5707, 5824, 6146, 6448, 6604, 6944, 7024, 7112, 7874, 8128, 11284, 11414, 11557, 11648, 12292, 12896, 13208, 13609, 13888, 14048, 14224, 15748, 16256, 22568, 22828, 23114, 24584, 25792, 26416, 27218, 27559, 27776, 28096, 28448, 31496, 39949, 45136, 45656, 46228, 49168, 51181, 51584, 52832, 54436, 55118, 55753, 56192, 56896, 62992, 79898, 90272, 91312, 92456, 95263, 98336, 102362, 105664, 108872, 110236, 111506, 113792, 125984, 159796, 176917, 180544, 182624, 184912, 190526, 196672, 204724, 211328, 217744, 220472, 223012, 251968, 319592, 353834, 358267, 361088, 365248, 369824, 381052, 390271, 393344, 409448, 435488, 440944, 446024, 503936, 639184, 707668, 716534, 724789, 730496, 739648, 762104, 780542, 818896, 870976, 881888, 892048, 1238419, 1278368, 1415336, 1433068, 1449578, 1479296, 1524208, 1561084, 1637792, 1728343, 1741952, 1763776, 1784096, 2476838, 2556736, 2830672, 2866136, 2899156, 3048416, 3122168, 3275584, 3456686, 3527552, 3568192, 4953676, 5073523, 5113472, 5661344, 5732272, 5798312, 6096832, 6244336, 6551168, 6913372, 7136384, 9907352, 10147046, 11322688, 11464544, 11596624, 12098401, 12193664, 12488672, 13826744, 19814704, 20294092, 22468459, 22645376, 22929088, 23193248, 24196802, 24977344, 27653488, 39629408, 40588184, 44936918, 45858176, 46386496, 48393604, 49954688, 55306976, 79258816, 81176368, 89873836, 92772992, 96787208, 110613952, 157279213, 158517632, 162352736, 179747672, 193574416, 221227904, 314558426, 324705472, 359495344, 387148832, 629116852, 649410944, 718990688, 774297664, 1258233704, 1437981376, 1548595328, 2516467408, 2875962752, 5032934816, 10065869632, 20131739264]

約数ペア:

[(1, 20131739264), (2, 10065869632), (4, 5032934816), (7, 2875962752), (8, 2516467408), (13, 1548595328), (14, 1437981376), (16, 1258233704), (26, 774297664), (28, 718990688), (31, 649410944), (32, 629116852), (52, 387148832), (56, 359495344), (62, 324705472), (64, 314558426), (91, 221227904), (104, 193574416), (112, 179747672), (124, 162352736), (127, 158517632), (128, 157279213), (182, 110613952), (208, 96787208), (217, 92772992), (224, 89873836), (248, 81176368), (254, 79258816), (364, 55306976), (403, 49954688), (416, 48393604), (434, 46386496), (439, 45858176), (448, 44936918), (496, 40588184), (508, 39629408), (728, 27653488), (806, 24977344), (832, 24196802), (868, 23193248), (878, 22929088), (889, 22645376), (896, 22468459), (992, 20294092), (1016, 19814704), (1456, 13826744), (1612, 12488672), (1651, 12193664), (1664, 12098401), (1736, 11596624), (1756, 11464544), (1778, 11322688), (1984, 10147046), (2032, 9907352), (2821, 7136384), (2912, 6913372), (3073, 6551168), (3224, 6244336), (3302, 6096832), (3472, 5798312), (3512, 5732272), (3556, 5661344), (3937, 5113472), (3968, 5073523), (4064, 4953676), (5642, 3568192), (5707, 3527552), (5824, 3456686), (6146, 3275584), (6448, 3122168), (6604, 3048416), (6944, 2899156), (7024, 2866136), (7112, 2830672), (7874, 2556736), (8128, 2476838), (11284, 1784096), (11414, 1763776), (11557, 1741952), (11648, 1728343), (12292, 1637792), (12896, 1561084), (13208, 1524208), (13609, 1479296), (13888, 1449578), (14048, 1433068), (14224, 1415336), (15748, 1278368), (16256, 1238419), (22568, 892048), (22828, 881888), (23114, 870976), (24584, 818896), (25792, 780542), (26416, 762104), (27218, 739648), (27559, 730496), (27776, 724789), (28096, 716534), (28448, 707668), (31496, 639184), (39949, 503936), (45136, 446024), (45656, 440944), (46228, 435488), (49168, 409448), (51181, 393344), (51584, 390271), (52832, 381052), (54436, 369824), (55118, 365248), (55753, 361088), (56192, 358267), (56896, 353834), (62992, 319592), (79898, 251968), (90272, 223012), (91312, 220472), (92456, 217744), (95263, 211328), (98336, 204724), (102362, 196672), (105664, 190526), (108872, 184912), (110236, 182624), (111506, 180544), (113792, 176917), (125984, 159796)]