20215420416

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3011}}^1$

素因数の和:3113

約数の個数: 240

約数和(自身を含む): 61526919168

約数和(自身を除く): 41311498752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 47, 48, 62, 64, 72, 93, 94, 96, 124, 128, 141, 144, 186, 188, 192, 248, 256, 279, 282, 288, 372, 376, 384, 423, 496, 512, 558, 564, 576, 744, 752, 768, 846, 992, 1116, 1128, 1152, 1457, 1488, 1504, 1536, 1692, 1984, 2232, 2256, 2304, 2914, 2976, 3008, 3011, 3384, 3968, 4371, 4464, 4512, 4608, 5828, 5952, 6016, 6022, 6768, 7936, 8742, 8928, 9024, 9033, 11656, 11904, 12032, 12044, 13113, 13536, 15872, 17484, 17856, 18048, 18066, 23312, 23808, 24064, 24088, 26226, 27072, 27099, 34968, 35712, 36096, 36132, 46624, 47616, 48176, 52452, 54144, 54198, 69936, 71424, 72192, 72264, 93248, 93341, 96352, 104904, 108288, 108396, 139872, 141517, 142848, 144528, 186496, 186682, 192704, 209808, 216576, 216792, 279744, 280023, 283034, 289056, 372992, 373364, 385408, 419616, 424551, 433584, 559488, 560046, 566068, 578112, 745984, 746728, 770816, 839232, 840069, 849102, 867168, 1118976, 1120092, 1132136, 1156224, 1273653, 1493456, 1541632, 1678464, 1680138, 1698204, 1734336, 2237952, 2240184, 2264272, 2312448, 2547306, 2986912, 3356928, 3360276, 3396408, 3468672, 4387027, 4480368, 4528544, 4624896, 5094612, 5973824, 6713856, 6720552, 6792816, 6937344, 8774054, 8960736, 9057088, 10189224, 11947648, 13161081, 13441104, 13585632, 13874688, 17548108, 17921472, 18114176, 20378448, 23895296, 26322162, 26882208, 27171264, 35096216, 35842944, 36228352, 39483243, 40756896, 47790592, 52644324, 53764416, 54342528, 70192432, 71685888, 72456704, 78966486, 81513792, 105288648, 107528832, 108685056, 140384864, 143371776, 157932972, 163027584, 210577296, 215057664, 217370112, 280769728, 315865944, 326055168, 421154592, 430115328, 561539456, 631731888, 652110336, 842309184, 1123078912, 1263463776, 1684618368, 2246157824, 2526927552, 3369236736, 5053855104, 6738473472, 10107710208, 20215420416]

約数ペア:

[(1, 20215420416), (2, 10107710208), (3, 6738473472), (4, 5053855104), (6, 3369236736), (8, 2526927552), (9, 2246157824), (12, 1684618368), (16, 1263463776), (18, 1123078912), (24, 842309184), (31, 652110336), (32, 631731888), (36, 561539456), (47, 430115328), (48, 421154592), (62, 326055168), (64, 315865944), (72, 280769728), (93, 217370112), (94, 215057664), (96, 210577296), (124, 163027584), (128, 157932972), (141, 143371776), (144, 140384864), (186, 108685056), (188, 107528832), (192, 105288648), (248, 81513792), (256, 78966486), (279, 72456704), (282, 71685888), (288, 70192432), (372, 54342528), (376, 53764416), (384, 52644324), (423, 47790592), (496, 40756896), (512, 39483243), (558, 36228352), (564, 35842944), (576, 35096216), (744, 27171264), (752, 26882208), (768, 26322162), (846, 23895296), (992, 20378448), (1116, 18114176), (1128, 17921472), (1152, 17548108), (1457, 13874688), (1488, 13585632), (1504, 13441104), (1536, 13161081), (1692, 11947648), (1984, 10189224), (2232, 9057088), (2256, 8960736), (2304, 8774054), (2914, 6937344), (2976, 6792816), (3008, 6720552), (3011, 6713856), (3384, 5973824), (3968, 5094612), (4371, 4624896), (4464, 4528544), (4512, 4480368), (4608, 4387027), (5828, 3468672), (5952, 3396408), (6016, 3360276), (6022, 3356928), (6768, 2986912), (7936, 2547306), (8742, 2312448), (8928, 2264272), (9024, 2240184), (9033, 2237952), (11656, 1734336), (11904, 1698204), (12032, 1680138), (12044, 1678464), (13113, 1541632), (13536, 1493456), (15872, 1273653), (17484, 1156224), (17856, 1132136), (18048, 1120092), (18066, 1118976), (23312, 867168), (23808, 849102), (24064, 840069), (24088, 839232), (26226, 770816), (27072, 746728), (27099, 745984), (34968, 578112), (35712, 566068), (36096, 560046), (36132, 559488), (46624, 433584), (47616, 424551), (48176, 419616), (52452, 385408), (54144, 373364), (54198, 372992), (69936, 289056), (71424, 283034), (72192, 280023), (72264, 279744), (93248, 216792), (93341, 216576), (96352, 209808), (104904, 192704), (108288, 186682), (108396, 186496), (139872, 144528), (141517, 142848)]