81200448

素因数分解:

$2^6\times 3^3\times 7^3\times {\mathrm{137}}^1$

素因数の和:179

約数の個数: 224

約数和(自身を含む): 280416000

約数和(自身を除く): 199215552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 137, 144, 147, 168, 189, 192, 196, 216, 224, 252, 274, 288, 294, 336, 343, 378, 392, 411, 432, 441, 448, 504, 548, 576, 588, 672, 686, 756, 784, 822, 864, 882, 959, 1008, 1029, 1096, 1176, 1233, 1323, 1344, 1372, 1512, 1568, 1644, 1728, 1764, 1918, 2016, 2058, 2192, 2352, 2466, 2646, 2744, 2877, 3024, 3087, 3136, 3288, 3528, 3699, 3836, 4032, 4116, 4384, 4704, 4932, 5292, 5488, 5754, 6048, 6174, 6576, 6713, 7056, 7398, 7672, 8232, 8631, 8768, 9261, 9408, 9864, 10584, 10976, 11508, 12096, 12348, 13152, 13426, 14112, 14796, 15344, 16464, 17262, 18522, 19728, 20139, 21168, 21952, 23016, 24696, 25893, 26304, 26852, 28224, 29592, 30688, 32928, 34524, 37044, 39456, 40278, 42336, 46032, 46991, 49392, 51786, 53704, 59184, 60417, 61376, 65856, 69048, 74088, 78912, 80556, 84672, 92064, 93982, 98784, 103572, 107408, 118368, 120834, 138096, 140973, 148176, 161112, 181251, 184128, 187964, 197568, 207144, 214816, 236736, 241668, 276192, 281946, 296352, 322224, 362502, 375928, 414288, 422919, 429632, 483336, 552384, 563892, 592704, 644448, 725004, 751856, 828576, 845838, 966672, 1127784, 1268757, 1288896, 1450008, 1503712, 1657152, 1691676, 1933344, 2255568, 2537514, 2900016, 3007424, 3383352, 3866688, 4511136, 5075028, 5800032, 6766704, 9022272, 10150056, 11600064, 13533408, 20300112, 27066816, 40600224, 81200448]

約数ペア:

[(1, 81200448), (2, 40600224), (3, 27066816), (4, 20300112), (6, 13533408), (7, 11600064), (8, 10150056), (9, 9022272), (12, 6766704), (14, 5800032), (16, 5075028), (18, 4511136), (21, 3866688), (24, 3383352), (27, 3007424), (28, 2900016), (32, 2537514), (36, 2255568), (42, 1933344), (48, 1691676), (49, 1657152), (54, 1503712), (56, 1450008), (63, 1288896), (64, 1268757), (72, 1127784), (84, 966672), (96, 845838), (98, 828576), (108, 751856), (112, 725004), (126, 644448), (137, 592704), (144, 563892), (147, 552384), (168, 483336), (189, 429632), (192, 422919), (196, 414288), (216, 375928), (224, 362502), (252, 322224), (274, 296352), (288, 281946), (294, 276192), (336, 241668), (343, 236736), (378, 214816), (392, 207144), (411, 197568), (432, 187964), (441, 184128), (448, 181251), (504, 161112), (548, 148176), (576, 140973), (588, 138096), (672, 120834), (686, 118368), (756, 107408), (784, 103572), (822, 98784), (864, 93982), (882, 92064), (959, 84672), (1008, 80556), (1029, 78912), (1096, 74088), (1176, 69048), (1233, 65856), (1323, 61376), (1344, 60417), (1372, 59184), (1512, 53704), (1568, 51786), (1644, 49392), (1728, 46991), (1764, 46032), (1918, 42336), (2016, 40278), (2058, 39456), (2192, 37044), (2352, 34524), (2466, 32928), (2646, 30688), (2744, 29592), (2877, 28224), (3024, 26852), (3087, 26304), (3136, 25893), (3288, 24696), (3528, 23016), (3699, 21952), (3836, 21168), (4032, 20139), (4116, 19728), (4384, 18522), (4704, 17262), (4932, 16464), (5292, 15344), (5488, 14796), (5754, 14112), (6048, 13426), (6174, 13152), (6576, 12348), (6713, 12096), (7056, 11508), (7398, 10976), (7672, 10584), (8232, 9864), (8631, 9408), (8768, 9261)]