254464704

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 168

約数和(自身を含む): 832104000

約数和(自身を除く): 577639296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 192, 204, 208, 221, 234, 272, 288, 306, 312, 408, 416, 442, 468, 544, 576, 612, 624, 663, 816, 832, 884, 936, 1088, 1224, 1248, 1326, 1632, 1768, 1872, 1989, 1999, 2448, 2496, 2652, 3264, 3536, 3744, 3978, 3998, 4896, 5304, 5997, 7072, 7488, 7956, 7996, 9792, 10608, 11994, 14144, 15912, 15992, 17991, 21216, 23988, 25987, 31824, 31984, 33983, 35982, 42432, 47976, 51974, 63648, 63968, 67966, 71964, 77961, 95952, 101949, 103948, 127296, 127936, 135932, 143928, 155922, 191904, 203898, 207896, 233883, 271864, 287856, 305847, 311844, 383808, 407796, 415792, 441779, 467766, 543728, 575712, 611694, 623688, 815592, 831584, 883558, 935532, 1087456, 1151424, 1223388, 1247376, 1325337, 1631184, 1663168, 1767116, 1871064, 2174912, 2446776, 2494752, 2650674, 3262368, 3534232, 3742128, 3976011, 4893552, 4989504, 5301348, 6524736, 7068464, 7484256, 7952022, 9787104, 10602696, 14136928, 14968512, 15904044, 19574208, 21205392, 28273856, 31808088, 42410784, 63616176, 84821568, 127232352, 254464704]

約数ペア:

[(1, 254464704), (2, 127232352), (3, 84821568), (4, 63616176), (6, 42410784), (8, 31808088), (9, 28273856), (12, 21205392), (13, 19574208), (16, 15904044), (17, 14968512), (18, 14136928), (24, 10602696), (26, 9787104), (32, 7952022), (34, 7484256), (36, 7068464), (39, 6524736), (48, 5301348), (51, 4989504), (52, 4893552), (64, 3976011), (68, 3742128), (72, 3534232), (78, 3262368), (96, 2650674), (102, 2494752), (104, 2446776), (117, 2174912), (136, 1871064), (144, 1767116), (153, 1663168), (156, 1631184), (192, 1325337), (204, 1247376), (208, 1223388), (221, 1151424), (234, 1087456), (272, 935532), (288, 883558), (306, 831584), (312, 815592), (408, 623688), (416, 611694), (442, 575712), (468, 543728), (544, 467766), (576, 441779), (612, 415792), (624, 407796), (663, 383808), (816, 311844), (832, 305847), (884, 287856), (936, 271864), (1088, 233883), (1224, 207896), (1248, 203898), (1326, 191904), (1632, 155922), (1768, 143928), (1872, 135932), (1989, 127936), (1999, 127296), (2448, 103948), (2496, 101949), (2652, 95952), (3264, 77961), (3536, 71964), (3744, 67966), (3978, 63968), (3998, 63648), (4896, 51974), (5304, 47976), (5997, 42432), (7072, 35982), (7488, 33983), (7956, 31984), (7996, 31824), (9792, 25987), (10608, 23988), (11994, 21216), (14144, 17991), (15912, 15992)]