309349248

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2060

約数の個数: 128

約数和(自身を含む): 913920000

約数和(自身を除く): 604570752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1664, 1984, 1999, 2418, 2496, 2976, 3224, 3968, 3998, 4836, 4992, 5952, 5997, 6448, 7996, 9672, 11904, 11994, 12896, 15992, 19344, 23988, 25792, 25987, 31984, 38688, 47976, 51584, 51974, 61969, 63968, 77376, 77961, 95952, 103948, 123938, 127936, 154752, 155922, 185907, 191904, 207896, 247876, 255872, 311844, 371814, 383808, 415792, 495752, 623688, 743628, 767616, 805597, 831584, 991504, 1247376, 1487256, 1611194, 1663168, 1983008, 2416791, 2494752, 2974512, 3222388, 3326336, 3966016, 4833582, 4989504, 5949024, 6444776, 7932032, 9667164, 9979008, 11898048, 12889552, 19334328, 23796096, 25779104, 38668656, 51558208, 77337312, 103116416, 154674624, 309349248]

約数ペア:

[(1, 309349248), (2, 154674624), (3, 103116416), (4, 77337312), (6, 51558208), (8, 38668656), (12, 25779104), (13, 23796096), (16, 19334328), (24, 12889552), (26, 11898048), (31, 9979008), (32, 9667164), (39, 7932032), (48, 6444776), (52, 5949024), (62, 4989504), (64, 4833582), (78, 3966016), (93, 3326336), (96, 3222388), (104, 2974512), (124, 2494752), (128, 2416791), (156, 1983008), (186, 1663168), (192, 1611194), (208, 1487256), (248, 1247376), (312, 991504), (372, 831584), (384, 805597), (403, 767616), (416, 743628), (496, 623688), (624, 495752), (744, 415792), (806, 383808), (832, 371814), (992, 311844), (1209, 255872), (1248, 247876), (1488, 207896), (1612, 191904), (1664, 185907), (1984, 155922), (1999, 154752), (2418, 127936), (2496, 123938), (2976, 103948), (3224, 95952), (3968, 77961), (3998, 77376), (4836, 63968), (4992, 61969), (5952, 51974), (5997, 51584), (6448, 47976), (7996, 38688), (9672, 31984), (11904, 25987), (11994, 25792), (12896, 23988), (15992, 19344)]