78447824

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 195924960

約数和(自身を除く): 117477136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 49, 52, 56, 86, 91, 98, 104, 112, 172, 179, 182, 196, 208, 301, 344, 358, 364, 392, 559, 602, 637, 688, 716, 728, 784, 1118, 1204, 1253, 1274, 1432, 1456, 2107, 2236, 2327, 2408, 2506, 2548, 2864, 3913, 4214, 4472, 4654, 4816, 5012, 5096, 7697, 7826, 8428, 8771, 8944, 9308, 10024, 10192, 15394, 15652, 16289, 16856, 17542, 18616, 20048, 27391, 30788, 31304, 32578, 33712, 35084, 37232, 53879, 54782, 61576, 62608, 65156, 70168, 100061, 107758, 109564, 114023, 123152, 130312, 140336, 200122, 215516, 219128, 228046, 260624, 377153, 400244, 431032, 438256, 456092, 700427, 754306, 800488, 862064, 912184, 1400854, 1508612, 1600976, 1824368, 2801708, 3017224, 4902989, 5603416, 6034448, 9805978, 11206832, 19611956, 39223912, 78447824]

約数ペア:

[(1, 78447824), (2, 39223912), (4, 19611956), (7, 11206832), (8, 9805978), (13, 6034448), (14, 5603416), (16, 4902989), (26, 3017224), (28, 2801708), (43, 1824368), (49, 1600976), (52, 1508612), (56, 1400854), (86, 912184), (91, 862064), (98, 800488), (104, 754306), (112, 700427), (172, 456092), (179, 438256), (182, 431032), (196, 400244), (208, 377153), (301, 260624), (344, 228046), (358, 219128), (364, 215516), (392, 200122), (559, 140336), (602, 130312), (637, 123152), (688, 114023), (716, 109564), (728, 107758), (784, 100061), (1118, 70168), (1204, 65156), (1253, 62608), (1274, 61576), (1432, 54782), (1456, 53879), (2107, 37232), (2236, 35084), (2327, 33712), (2408, 32578), (2506, 31304), (2548, 30788), (2864, 27391), (3913, 20048), (4214, 18616), (4472, 17542), (4654, 16856), (4816, 16289), (5012, 15652), (5096, 15394), (7697, 10192), (7826, 10024), (8428, 9308), (8771, 8944)]