278924256

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1358

約数の個数: 192

約数和(自身を含む): 922924800

約数和(自身を除く): 644000544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 96, 104, 108, 114, 117, 144, 152, 156, 171, 208, 216, 228, 234, 247, 288, 304, 312, 342, 351, 416, 432, 456, 468, 494, 513, 608, 624, 684, 702, 741, 864, 912, 936, 988, 1026, 1248, 1307, 1368, 1404, 1482, 1824, 1872, 1976, 2052, 2223, 2614, 2736, 2808, 2964, 3744, 3921, 3952, 4104, 4446, 5228, 5472, 5616, 5928, 6669, 7842, 7904, 8208, 8892, 10456, 11232, 11763, 11856, 13338, 15684, 16416, 16991, 17784, 20912, 23526, 23712, 24833, 26676, 31368, 33982, 35289, 35568, 41824, 47052, 49666, 50973, 53352, 62736, 67964, 70578, 71136, 74499, 94104, 99332, 101946, 106704, 125472, 135928, 141156, 148998, 152919, 188208, 198664, 203892, 213408, 223497, 271856, 282312, 297996, 305838, 322829, 376416, 397328, 407784, 446994, 458757, 543712, 564624, 595992, 611676, 645658, 670491, 794656, 815568, 893988, 917514, 968487, 1129248, 1191984, 1223352, 1291316, 1340982, 1631136, 1787976, 1835028, 1936974, 2383968, 2446704, 2582632, 2681964, 2905461, 3575952, 3670056, 3873948, 4893408, 5165264, 5363928, 5810922, 7151904, 7340112, 7747896, 8716383, 10330528, 10727856, 11621844, 14680224, 15495792, 17432766, 21455712, 23243688, 30991584, 34865532, 46487376, 69731064, 92974752, 139462128, 278924256]

約数ペア:

[(1, 278924256), (2, 139462128), (3, 92974752), (4, 69731064), (6, 46487376), (8, 34865532), (9, 30991584), (12, 23243688), (13, 21455712), (16, 17432766), (18, 15495792), (19, 14680224), (24, 11621844), (26, 10727856), (27, 10330528), (32, 8716383), (36, 7747896), (38, 7340112), (39, 7151904), (48, 5810922), (52, 5363928), (54, 5165264), (57, 4893408), (72, 3873948), (76, 3670056), (78, 3575952), (96, 2905461), (104, 2681964), (108, 2582632), (114, 2446704), (117, 2383968), (144, 1936974), (152, 1835028), (156, 1787976), (171, 1631136), (208, 1340982), (216, 1291316), (228, 1223352), (234, 1191984), (247, 1129248), (288, 968487), (304, 917514), (312, 893988), (342, 815568), (351, 794656), (416, 670491), (432, 645658), (456, 611676), (468, 595992), (494, 564624), (513, 543712), (608, 458757), (624, 446994), (684, 407784), (702, 397328), (741, 376416), (864, 322829), (912, 305838), (936, 297996), (988, 282312), (1026, 271856), (1248, 223497), (1307, 213408), (1368, 203892), (1404, 198664), (1482, 188208), (1824, 152919), (1872, 148998), (1976, 141156), (2052, 135928), (2223, 125472), (2614, 106704), (2736, 101946), (2808, 99332), (2964, 94104), (3744, 74499), (3921, 71136), (3952, 70578), (4104, 67964), (4446, 62736), (5228, 53352), (5472, 50973), (5616, 49666), (5928, 47052), (6669, 41824), (7842, 35568), (7904, 35289), (8208, 33982), (8892, 31368), (10456, 26676), (11232, 24833), (11763, 23712), (11856, 23526), (13338, 20912), (15684, 17784), (16416, 16991)]