21262276144

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 160

約数和(自身を含む): 45223891200

約数和(自身を除く): 23961615056

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 61, 74, 79, 116, 122, 148, 158, 232, 244, 257, 296, 316, 464, 488, 514, 592, 632, 976, 1028, 1073, 1264, 1769, 2056, 2146, 2257, 2291, 2923, 3538, 4112, 4292, 4514, 4582, 4819, 5846, 7076, 7453, 8584, 9028, 9164, 9509, 9638, 11692, 14152, 14906, 15677, 17168, 18056, 18328, 19018, 19276, 20303, 23384, 28304, 29812, 31354, 36112, 36656, 38036, 38552, 40606, 46768, 59624, 62708, 65453, 76072, 77104, 81212, 84767, 119248, 125416, 130906, 139751, 152144, 162424, 169534, 178303, 250832, 261812, 275761, 279502, 324848, 339068, 356606, 454633, 523624, 551522, 559004, 580049, 588787, 678136, 713212, 751211, 909266, 1047248, 1103044, 1118008, 1160098, 1177574, 1238483, 1356272, 1426424, 1502422, 1818532, 2206088, 2236016, 2320196, 2355148, 2476966, 2852848, 3004844, 3637064, 4412176, 4640392, 4710296, 4953932, 5170787, 6009688, 7274128, 9280784, 9420592, 9907864, 10341574, 12019376, 16821421, 19815728, 20683148, 21785119, 33642842, 35916007, 41366296, 43570238, 45823871, 67285684, 71832014, 82732592, 87140476, 91647742, 134571368, 143664028, 174280952, 183295484, 269142736, 287328056, 348561904, 366590968, 574656112, 733181936, 1328892259, 2657784518, 5315569036, 10631138072, 21262276144]

約数ペア:

[(1, 21262276144), (2, 10631138072), (4, 5315569036), (8, 2657784518), (16, 1328892259), (29, 733181936), (37, 574656112), (58, 366590968), (61, 348561904), (74, 287328056), (79, 269142736), (116, 183295484), (122, 174280952), (148, 143664028), (158, 134571368), (232, 91647742), (244, 87140476), (257, 82732592), (296, 71832014), (316, 67285684), (464, 45823871), (488, 43570238), (514, 41366296), (592, 35916007), (632, 33642842), (976, 21785119), (1028, 20683148), (1073, 19815728), (1264, 16821421), (1769, 12019376), (2056, 10341574), (2146, 9907864), (2257, 9420592), (2291, 9280784), (2923, 7274128), (3538, 6009688), (4112, 5170787), (4292, 4953932), (4514, 4710296), (4582, 4640392), (4819, 4412176), (5846, 3637064), (7076, 3004844), (7453, 2852848), (8584, 2476966), (9028, 2355148), (9164, 2320196), (9509, 2236016), (9638, 2206088), (11692, 1818532), (14152, 1502422), (14906, 1426424), (15677, 1356272), (17168, 1238483), (18056, 1177574), (18328, 1160098), (19018, 1118008), (19276, 1103044), (20303, 1047248), (23384, 909266), (28304, 751211), (29812, 713212), (31354, 678136), (36112, 588787), (36656, 580049), (38036, 559004), (38552, 551522), (40606, 523624), (46768, 454633), (59624, 356606), (62708, 339068), (65453, 324848), (76072, 279502), (77104, 275761), (81212, 261812), (84767, 250832), (119248, 178303), (125416, 169534), (130906, 162424), (139751, 152144)]