20180246576

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 240

約数和(自身を含む): 50267407680

約数和(自身を除く): 30087161104

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 41, 56, 62, 68, 82, 112, 119, 124, 136, 164, 217, 238, 248, 269, 272, 287, 328, 434, 476, 496, 527, 538, 574, 656, 697, 868, 952, 961, 1054, 1076, 1148, 1271, 1394, 1736, 1883, 1904, 1922, 2108, 2152, 2296, 2542, 2788, 3472, 3689, 3766, 3844, 4216, 4304, 4573, 4592, 4879, 5084, 5576, 6727, 7378, 7532, 7688, 8339, 8432, 8897, 9146, 9758, 10168, 11029, 11152, 13454, 14756, 15064, 15376, 16337, 16678, 17794, 18292, 19516, 20336, 21607, 22058, 26908, 29512, 30128, 32011, 32674, 33356, 35588, 36584, 39032, 39401, 43214, 44116, 53816, 58373, 59024, 64022, 65348, 66712, 71176, 73168, 77203, 78064, 78802, 86428, 88232, 107632, 114359, 116746, 128044, 130696, 133424, 141763, 142352, 151249, 154406, 157604, 172856, 176464, 187493, 228718, 233492, 256088, 258509, 261392, 275807, 283526, 302498, 308812, 315208, 341899, 345712, 374986, 457436, 466984, 512176, 517018, 551614, 567052, 604996, 617624, 630416, 669817, 683798, 749972, 914872, 933968, 992341, 1034036, 1103228, 1134104, 1209992, 1235248, 1312451, 1339634, 1367596, 1499944, 1809563, 1829744, 1984682, 2068072, 2206456, 2268208, 2393293, 2419984, 2624902, 2679268, 2735192, 2999888, 3619126, 3969364, 4136144, 4394653, 4412912, 4688719, 4786586, 5249804, 5358536, 5470384, 5812283, 7238252, 7938728, 8789306, 9377438, 9573172, 10499608, 10598869, 10717072, 11624566, 14476504, 15877456, 17578612, 18754876, 19146344, 20999216, 21197738, 23249132, 28953008, 30762571, 35157224, 37509752, 38292688, 40685981, 42395476, 46498264, 61525142, 70314448, 74192083, 75019504, 81371962, 84790952, 92996528, 123050284, 148384166, 162743924, 169581904, 180180773, 246100568, 296768332, 325487848, 360361546, 492201136, 593536664, 650975696, 720723092, 1187073328, 1261265411, 1441446184, 2522530822, 2882892368, 5045061644, 10090123288, 20180246576]

約数ペア:

[(1, 20180246576), (2, 10090123288), (4, 5045061644), (7, 2882892368), (8, 2522530822), (14, 1441446184), (16, 1261265411), (17, 1187073328), (28, 720723092), (31, 650975696), (34, 593536664), (41, 492201136), (56, 360361546), (62, 325487848), (68, 296768332), (82, 246100568), (112, 180180773), (119, 169581904), (124, 162743924), (136, 148384166), (164, 123050284), (217, 92996528), (238, 84790952), (248, 81371962), (269, 75019504), (272, 74192083), (287, 70314448), (328, 61525142), (434, 46498264), (476, 42395476), (496, 40685981), (527, 38292688), (538, 37509752), (574, 35157224), (656, 30762571), (697, 28953008), (868, 23249132), (952, 21197738), (961, 20999216), (1054, 19146344), (1076, 18754876), (1148, 17578612), (1271, 15877456), (1394, 14476504), (1736, 11624566), (1883, 10717072), (1904, 10598869), (1922, 10499608), (2108, 9573172), (2152, 9377438), (2296, 8789306), (2542, 7938728), (2788, 7238252), (3472, 5812283), (3689, 5470384), (3766, 5358536), (3844, 5249804), (4216, 4786586), (4304, 4688719), (4573, 4412912), (4592, 4394653), (4879, 4136144), (5084, 3969364), (5576, 3619126), (6727, 2999888), (7378, 2735192), (7532, 2679268), (7688, 2624902), (8339, 2419984), (8432, 2393293), (8897, 2268208), (9146, 2206456), (9758, 2068072), (10168, 1984682), (11029, 1829744), (11152, 1809563), (13454, 1499944), (14756, 1367596), (15064, 1339634), (15376, 1312451), (16337, 1235248), (16678, 1209992), (17794, 1134104), (18292, 1103228), (19516, 1034036), (20336, 992341), (21607, 933968), (22058, 914872), (26908, 749972), (29512, 683798), (30128, 669817), (32011, 630416), (32674, 617624), (33356, 604996), (35588, 567052), (36584, 551614), (39032, 517018), (39401, 512176), (43214, 466984), (44116, 457436), (53816, 374986), (58373, 345712), (59024, 341899), (64022, 315208), (65348, 308812), (66712, 302498), (71176, 283526), (73168, 275807), (77203, 261392), (78064, 258509), (78802, 256088), (86428, 233492), (88232, 228718), (107632, 187493), (114359, 176464), (116746, 172856), (128044, 157604), (130696, 154406), (133424, 151249), (141763, 142352)]