278380848

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{877}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 764281440

約数和(自身を除く): 485900592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 389, 408, 778, 816, 877, 1167, 1556, 1754, 2334, 2631, 3112, 3508, 4668, 5262, 6224, 6613, 7016, 9336, 10524, 13226, 14032, 14909, 18672, 19839, 21048, 26452, 29818, 39678, 42096, 44727, 52904, 59636, 79356, 89454, 105808, 119272, 158712, 178908, 238544, 317424, 341153, 357816, 682306, 715632, 1023459, 1364612, 2046918, 2729224, 4093836, 5458448, 5799601, 8187672, 11599202, 16375344, 17398803, 23198404, 34797606, 46396808, 69595212, 92793616, 139190424, 278380848]

約数ペア:

[(1, 278380848), (2, 139190424), (3, 92793616), (4, 69595212), (6, 46396808), (8, 34797606), (12, 23198404), (16, 17398803), (17, 16375344), (24, 11599202), (34, 8187672), (48, 5799601), (51, 5458448), (68, 4093836), (102, 2729224), (136, 2046918), (204, 1364612), (272, 1023459), (389, 715632), (408, 682306), (778, 357816), (816, 341153), (877, 317424), (1167, 238544), (1556, 178908), (1754, 158712), (2334, 119272), (2631, 105808), (3112, 89454), (3508, 79356), (4668, 59636), (5262, 52904), (6224, 44727), (6613, 42096), (7016, 39678), (9336, 29818), (10524, 26452), (13226, 21048), (14032, 19839), (14909, 18672)]