1215541728

素因数分解:

$2^5\times 3^4\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 240

約数和(自身を含む): 3757834080

約数和(自身を除く): 2542292352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 103, 108, 116, 144, 157, 162, 174, 206, 216, 232, 261, 288, 309, 314, 324, 348, 412, 432, 464, 471, 522, 618, 628, 648, 696, 783, 824, 864, 927, 928, 942, 1044, 1236, 1256, 1296, 1392, 1413, 1566, 1648, 1854, 1884, 2088, 2349, 2472, 2512, 2592, 2781, 2784, 2826, 2987, 3132, 3296, 3708, 3768, 4176, 4239, 4553, 4698, 4944, 5024, 5562, 5652, 5974, 6264, 7416, 7536, 8343, 8352, 8478, 8961, 9106, 9396, 9888, 11124, 11304, 11948, 12528, 12717, 13659, 14832, 15072, 16171, 16686, 16956, 17922, 18212, 18792, 22248, 22608, 23896, 25056, 25434, 26883, 27318, 29664, 32342, 33372, 33912, 35844, 36424, 37584, 40977, 44496, 45216, 47792, 48513, 50868, 53766, 54636, 64684, 66744, 67824, 71688, 72848, 75168, 80649, 81954, 88992, 95584, 97026, 101736, 107532, 109272, 122931, 129368, 133488, 135648, 143376, 145539, 145696, 161298, 163908, 194052, 203472, 215064, 218544, 241947, 245862, 258736, 266976, 286752, 291078, 322596, 327816, 368793, 388104, 406944, 430128, 436617, 437088, 468959, 483894, 491724, 517472, 582156, 645192, 655632, 737586, 776208, 860256, 873234, 937918, 967788, 983448, 1164312, 1290384, 1309851, 1311264, 1406877, 1475172, 1552416, 1746468, 1875836, 1935576, 1966896, 2328624, 2580768, 2619702, 2813754, 2950344, 3492936, 3751672, 3871152, 3933792, 4220631, 4657248, 5239404, 5627508, 5900688, 6985872, 7503344, 7742304, 8441262, 10478808, 11255016, 11801376, 12661893, 13971744, 15006688, 16882524, 20957616, 22510032, 25323786, 33765048, 37985679, 41915232, 45020064, 50647572, 67530096, 75971358, 101295144, 135060192, 151942716, 202590288, 303885432, 405180576, 607770864, 1215541728]

約数ペア:

[(1, 1215541728), (2, 607770864), (3, 405180576), (4, 303885432), (6, 202590288), (8, 151942716), (9, 135060192), (12, 101295144), (16, 75971358), (18, 67530096), (24, 50647572), (27, 45020064), (29, 41915232), (32, 37985679), (36, 33765048), (48, 25323786), (54, 22510032), (58, 20957616), (72, 16882524), (81, 15006688), (87, 13971744), (96, 12661893), (103, 11801376), (108, 11255016), (116, 10478808), (144, 8441262), (157, 7742304), (162, 7503344), (174, 6985872), (206, 5900688), (216, 5627508), (232, 5239404), (261, 4657248), (288, 4220631), (309, 3933792), (314, 3871152), (324, 3751672), (348, 3492936), (412, 2950344), (432, 2813754), (464, 2619702), (471, 2580768), (522, 2328624), (618, 1966896), (628, 1935576), (648, 1875836), (696, 1746468), (783, 1552416), (824, 1475172), (864, 1406877), (927, 1311264), (928, 1309851), (942, 1290384), (1044, 1164312), (1236, 983448), (1256, 967788), (1296, 937918), (1392, 873234), (1413, 860256), (1566, 776208), (1648, 737586), (1854, 655632), (1884, 645192), (2088, 582156), (2349, 517472), (2472, 491724), (2512, 483894), (2592, 468959), (2781, 437088), (2784, 436617), (2826, 430128), (2987, 406944), (3132, 388104), (3296, 368793), (3708, 327816), (3768, 322596), (4176, 291078), (4239, 286752), (4553, 266976), (4698, 258736), (4944, 245862), (5024, 241947), (5562, 218544), (5652, 215064), (5974, 203472), (6264, 194052), (7416, 163908), (7536, 161298), (8343, 145696), (8352, 145539), (8478, 143376), (8961, 135648), (9106, 133488), (9396, 129368), (9888, 122931), (11124, 109272), (11304, 107532), (11948, 101736), (12528, 97026), (12717, 95584), (13659, 88992), (14832, 81954), (15072, 80649), (16171, 75168), (16686, 72848), (16956, 71688), (17922, 67824), (18212, 66744), (18792, 64684), (22248, 54636), (22608, 53766), (23896, 50868), (25056, 48513), (25434, 47792), (26883, 45216), (27318, 44496), (29664, 40977), (32342, 37584), (33372, 36424), (33912, 35844)]