279929888

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 192

約数和(自身を含む): 725034240

約数和(自身を除く): 445104352

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 53, 56, 68, 73, 76, 106, 112, 119, 133, 136, 146, 152, 212, 224, 238, 266, 272, 292, 304, 323, 371, 424, 476, 511, 532, 544, 584, 608, 646, 742, 848, 901, 952, 1007, 1022, 1064, 1168, 1241, 1292, 1387, 1484, 1696, 1802, 1904, 2014, 2044, 2128, 2261, 2336, 2482, 2584, 2774, 2968, 3604, 3808, 3869, 4028, 4088, 4256, 4522, 4964, 5168, 5548, 5936, 6307, 7049, 7208, 7738, 8056, 8176, 8687, 9044, 9709, 9928, 10336, 11096, 11872, 12614, 14098, 14416, 15476, 16112, 16352, 17119, 17374, 18088, 19418, 19856, 22192, 23579, 25228, 27083, 28196, 28832, 30952, 32224, 34238, 34748, 36176, 38836, 39712, 44384, 47158, 50456, 54166, 56392, 61904, 65773, 68476, 69496, 72352, 73511, 77672, 94316, 100912, 108332, 112784, 119833, 123808, 131546, 136952, 138992, 147022, 155344, 165053, 188632, 201824, 216664, 225568, 239666, 263092, 273904, 277984, 294044, 310688, 330106, 377264, 433328, 460411, 479332, 514577, 526184, 547808, 588088, 660212, 754528, 866656, 920822, 958664, 1029154, 1052368, 1176176, 1249687, 1320424, 1841644, 1917328, 2058308, 2104736, 2352352, 2499374, 2640848, 3683288, 3834656, 4116616, 4998748, 5281696, 7366576, 8233232, 8747809, 9997496, 14733152, 16466464, 17495618, 19994992, 34991236, 39989984, 69982472, 139964944, 279929888]

約数ペア:

[(1, 279929888), (2, 139964944), (4, 69982472), (7, 39989984), (8, 34991236), (14, 19994992), (16, 17495618), (17, 16466464), (19, 14733152), (28, 9997496), (32, 8747809), (34, 8233232), (38, 7366576), (53, 5281696), (56, 4998748), (68, 4116616), (73, 3834656), (76, 3683288), (106, 2640848), (112, 2499374), (119, 2352352), (133, 2104736), (136, 2058308), (146, 1917328), (152, 1841644), (212, 1320424), (224, 1249687), (238, 1176176), (266, 1052368), (272, 1029154), (292, 958664), (304, 920822), (323, 866656), (371, 754528), (424, 660212), (476, 588088), (511, 547808), (532, 526184), (544, 514577), (584, 479332), (608, 460411), (646, 433328), (742, 377264), (848, 330106), (901, 310688), (952, 294044), (1007, 277984), (1022, 273904), (1064, 263092), (1168, 239666), (1241, 225568), (1292, 216664), (1387, 201824), (1484, 188632), (1696, 165053), (1802, 155344), (1904, 147022), (2014, 138992), (2044, 136952), (2128, 131546), (2261, 123808), (2336, 119833), (2482, 112784), (2584, 108332), (2774, 100912), (2968, 94316), (3604, 77672), (3808, 73511), (3869, 72352), (4028, 69496), (4088, 68476), (4256, 65773), (4522, 61904), (4964, 56392), (5168, 54166), (5548, 50456), (5936, 47158), (6307, 44384), (7049, 39712), (7208, 38836), (7738, 36176), (8056, 34748), (8176, 34238), (8687, 32224), (9044, 30952), (9709, 28832), (9928, 28196), (10336, 27083), (11096, 25228), (11872, 23579), (12614, 22192), (14098, 19856), (14416, 19418), (15476, 18088), (16112, 17374), (16352, 17119)]