320325408

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 1075334400

約数和(自身を除く): 755008992

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, 79, 96, 104, 108, 114, 117, 144, 152, 156, 158, 171, 208, 216, 228, 234, 237, 247, 288, 304, 312, 316, 342, 351, 361, 416, 432, 456, 468, 474, 494, 513, 608, 624, 632, 684, 702, 711, 722, 741, 864, 912, 936, 948, 988, 1026, 1027, 1083, 1248, 1264, 1368, 1404, 1422, 1444, 1482, 1501, 1824, 1872, 1896, 1976, 2052, 2054, 2133, 2166, 2223, 2528, 2736, 2808, 2844, 2888, 2964, 3002, 3081, 3249, 3744, 3792, 3952, 4104, 4108, 4266, 4332, 4446, 4503, 4693, 5472, 5616, 5688, 5776, 5928, 6004, 6162, 6498, 6669, 7584, 7904, 8208, 8216, 8532, 8664, 8892, 9006, 9243, 9386, 9747, 11232, 11376, 11552, 11856, 12008, 12324, 12996, 13338, 13509, 14079, 16416, 16432, 17064, 17328, 17784, 18012, 18486, 18772, 19494, 19513, 22752, 23712, 24016, 24648, 25992, 26676, 27018, 27729, 28158, 28519, 32864, 34128, 34656, 35568, 36024, 36972, 37544, 38988, 39026, 40527, 42237, 48032, 49296, 51984, 53352, 54036, 55458, 56316, 57038, 58539, 68256, 71136, 72048, 73944, 75088, 77976, 78052, 81054, 84474, 85557, 98592, 103968, 106704, 108072, 110916, 112632, 114076, 117078, 126711, 144096, 147888, 150176, 155952, 156104, 162108, 168948, 171114, 175617, 213408, 216144, 221832, 225264, 228152, 234156, 253422, 256671, 295776, 311904, 312208, 324216, 337896, 342228, 351234, 370747, 432288, 443664, 450528, 456304, 468312, 506844, 513342, 526851, 624416, 648432, 675792, 684456, 702468, 741494, 770013, 887328, 912608, 936624, 1013688, 1026684, 1053702, 1112241, 1296864, 1351584, 1368912, 1404936, 1482988, 1540026, 1873248, 2027376, 2053368, 2107404, 2224482, 2737824, 2809872, 2965976, 3080052, 3336723, 4054752, 4106736, 4214808, 4448964, 5619744, 5931952, 6160104, 6673446, 8213472, 8429616, 8897928, 10010169, 11863904, 12320208, 13346892, 16859232, 17795856, 20020338, 24640416, 26693784, 35591712, 40040676, 53387568, 80081352, 106775136, 160162704, 320325408]

約数ペア:

[(1, 320325408), (2, 160162704), (3, 106775136), (4, 80081352), (6, 53387568), (8, 40040676), (9, 35591712), (12, 26693784), (13, 24640416), (16, 20020338), (18, 17795856), (19, 16859232), (24, 13346892), (26, 12320208), (27, 11863904), (32, 10010169), (36, 8897928), (38, 8429616), (39, 8213472), (48, 6673446), (52, 6160104), (54, 5931952), (57, 5619744), (72, 4448964), (76, 4214808), (78, 4106736), (79, 4054752), (96, 3336723), (104, 3080052), (108, 2965976), (114, 2809872), (117, 2737824), (144, 2224482), (152, 2107404), (156, 2053368), (158, 2027376), (171, 1873248), (208, 1540026), (216, 1482988), (228, 1404936), (234, 1368912), (237, 1351584), (247, 1296864), (288, 1112241), (304, 1053702), (312, 1026684), (316, 1013688), (342, 936624), (351, 912608), (361, 887328), (416, 770013), (432, 741494), (456, 702468), (468, 684456), (474, 675792), (494, 648432), (513, 624416), (608, 526851), (624, 513342), (632, 506844), (684, 468312), (702, 456304), (711, 450528), (722, 443664), (741, 432288), (864, 370747), (912, 351234), (936, 342228), (948, 337896), (988, 324216), (1026, 312208), (1027, 311904), (1083, 295776), (1248, 256671), (1264, 253422), (1368, 234156), (1404, 228152), (1422, 225264), (1444, 221832), (1482, 216144), (1501, 213408), (1824, 175617), (1872, 171114), (1896, 168948), (1976, 162108), (2052, 156104), (2054, 155952), (2133, 150176), (2166, 147888), (2223, 144096), (2528, 126711), (2736, 117078), (2808, 114076), (2844, 112632), (2888, 110916), (2964, 108072), (3002, 106704), (3081, 103968), (3249, 98592), (3744, 85557), (3792, 84474), (3952, 81054), (4104, 78052), (4108, 77976), (4266, 75088), (4332, 73944), (4446, 72048), (4503, 71136), (4693, 68256), (5472, 58539), (5616, 57038), (5688, 56316), (5776, 55458), (5928, 54036), (6004, 53352), (6162, 51984), (6498, 49296), (6669, 48032), (7584, 42237), (7904, 40527), (8208, 39026), (8216, 38988), (8532, 37544), (8664, 36972), (8892, 36024), (9006, 35568), (9243, 34656), (9386, 34128), (9747, 32864), (11232, 28519), (11376, 28158), (11552, 27729), (11856, 27018), (12008, 26676), (12324, 25992), (12996, 24648), (13338, 24016), (13509, 23712), (14079, 22752), (16416, 19513), (16432, 19494), (17064, 18772), (17328, 18486), (17784, 18012)]