391246128

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:516

約数の個数: 240

約数和(自身を含む): 1369426240

約数和(自身を除く): 978180112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 73, 78, 84, 91, 104, 112, 117, 126, 144, 146, 156, 168, 182, 208, 219, 234, 252, 273, 292, 312, 336, 364, 409, 438, 468, 504, 511, 546, 584, 624, 657, 728, 818, 819, 876, 936, 949, 1008, 1022, 1092, 1168, 1227, 1314, 1456, 1533, 1636, 1638, 1752, 1872, 1898, 2044, 2184, 2454, 2628, 2847, 2863, 3066, 3272, 3276, 3504, 3681, 3796, 4088, 4368, 4599, 4908, 5256, 5317, 5694, 5726, 6132, 6544, 6552, 6643, 7362, 7592, 8176, 8541, 8589, 9198, 9816, 10512, 10634, 11388, 11452, 12264, 13104, 13286, 14724, 15184, 15951, 17082, 17178, 18396, 19632, 19929, 21268, 22776, 22904, 24528, 25767, 26572, 29448, 29857, 31902, 34164, 34356, 36792, 37219, 39858, 42536, 45552, 45808, 47853, 51534, 53144, 58896, 59714, 59787, 63804, 68328, 68712, 73584, 74438, 79716, 85072, 89571, 95706, 103068, 106288, 111657, 119428, 119574, 127608, 136656, 137424, 148876, 159432, 179142, 191412, 206136, 208999, 223314, 238856, 239148, 255216, 268713, 297752, 318864, 334971, 358284, 382824, 388141, 412272, 417998, 446628, 477712, 478296, 537426, 595504, 626997, 669942, 716568, 765648, 776282, 835996, 893256, 956592, 1074852, 1164423, 1253994, 1339884, 1433136, 1552564, 1671992, 1786512, 1880991, 2149704, 2328846, 2507988, 2679768, 2716987, 3105128, 3343984, 3493269, 3761982, 4299408, 4657692, 5015976, 5359536, 5433974, 6210256, 6986538, 7523964, 8150961, 9315384, 10031952, 10867948, 13973076, 15047928, 16301922, 18630768, 21735896, 24452883, 27946152, 30095856, 32603844, 43471792, 48905766, 55892304, 65207688, 97811532, 130415376, 195623064, 391246128]

約数ペア:

[(1, 391246128), (2, 195623064), (3, 130415376), (4, 97811532), (6, 65207688), (7, 55892304), (8, 48905766), (9, 43471792), (12, 32603844), (13, 30095856), (14, 27946152), (16, 24452883), (18, 21735896), (21, 18630768), (24, 16301922), (26, 15047928), (28, 13973076), (36, 10867948), (39, 10031952), (42, 9315384), (48, 8150961), (52, 7523964), (56, 6986538), (63, 6210256), (72, 5433974), (73, 5359536), (78, 5015976), (84, 4657692), (91, 4299408), (104, 3761982), (112, 3493269), (117, 3343984), (126, 3105128), (144, 2716987), (146, 2679768), (156, 2507988), (168, 2328846), (182, 2149704), (208, 1880991), (219, 1786512), (234, 1671992), (252, 1552564), (273, 1433136), (292, 1339884), (312, 1253994), (336, 1164423), (364, 1074852), (409, 956592), (438, 893256), (468, 835996), (504, 776282), (511, 765648), (546, 716568), (584, 669942), (624, 626997), (657, 595504), (728, 537426), (818, 478296), (819, 477712), (876, 446628), (936, 417998), (949, 412272), (1008, 388141), (1022, 382824), (1092, 358284), (1168, 334971), (1227, 318864), (1314, 297752), (1456, 268713), (1533, 255216), (1636, 239148), (1638, 238856), (1752, 223314), (1872, 208999), (1898, 206136), (2044, 191412), (2184, 179142), (2454, 159432), (2628, 148876), (2847, 137424), (2863, 136656), (3066, 127608), (3272, 119574), (3276, 119428), (3504, 111657), (3681, 106288), (3796, 103068), (4088, 95706), (4368, 89571), (4599, 85072), (4908, 79716), (5256, 74438), (5317, 73584), (5694, 68712), (5726, 68328), (6132, 63804), (6544, 59787), (6552, 59714), (6643, 58896), (7362, 53144), (7592, 51534), (8176, 47853), (8541, 45808), (8589, 45552), (9198, 42536), (9816, 39858), (10512, 37219), (10634, 36792), (11388, 34356), (11452, 34164), (12264, 31902), (13104, 29857), (13286, 29448), (14724, 26572), (15184, 25767), (15951, 24528), (17082, 22904), (17178, 22776), (18396, 21268), (19632, 19929)]