78481728

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 168

約数和(自身を含む): 248521728

約数和(自身を除く): 170040000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 47, 48, 52, 64, 72, 78, 94, 96, 104, 117, 141, 144, 156, 188, 192, 208, 223, 234, 282, 288, 312, 376, 416, 423, 446, 468, 564, 576, 611, 624, 669, 752, 832, 846, 892, 936, 1128, 1222, 1248, 1338, 1504, 1692, 1784, 1833, 1872, 2007, 2256, 2444, 2496, 2676, 2899, 3008, 3384, 3568, 3666, 3744, 4014, 4512, 4888, 5352, 5499, 5798, 6768, 7136, 7332, 7488, 8028, 8697, 9024, 9776, 10481, 10704, 10998, 11596, 13536, 14272, 14664, 16056, 17394, 19552, 20962, 21408, 21996, 23192, 26091, 27072, 29328, 31443, 32112, 34788, 39104, 41924, 42816, 43992, 46384, 52182, 58656, 62886, 64224, 69576, 83848, 87984, 92768, 94329, 104364, 117312, 125772, 128448, 136253, 139152, 167696, 175968, 185536, 188658, 208728, 251544, 272506, 278304, 335392, 351936, 377316, 408759, 417456, 503088, 545012, 556608, 670784, 754632, 817518, 834912, 1006176, 1090024, 1226277, 1509264, 1635036, 1669824, 2012352, 2180048, 2452554, 3018528, 3270072, 4360096, 4905108, 6037056, 6540144, 8720192, 9810216, 13080288, 19620432, 26160576, 39240864, 78481728]

約数ペア:

[(1, 78481728), (2, 39240864), (3, 26160576), (4, 19620432), (6, 13080288), (8, 9810216), (9, 8720192), (12, 6540144), (13, 6037056), (16, 4905108), (18, 4360096), (24, 3270072), (26, 3018528), (32, 2452554), (36, 2180048), (39, 2012352), (47, 1669824), (48, 1635036), (52, 1509264), (64, 1226277), (72, 1090024), (78, 1006176), (94, 834912), (96, 817518), (104, 754632), (117, 670784), (141, 556608), (144, 545012), (156, 503088), (188, 417456), (192, 408759), (208, 377316), (223, 351936), (234, 335392), (282, 278304), (288, 272506), (312, 251544), (376, 208728), (416, 188658), (423, 185536), (446, 175968), (468, 167696), (564, 139152), (576, 136253), (611, 128448), (624, 125772), (669, 117312), (752, 104364), (832, 94329), (846, 92768), (892, 87984), (936, 83848), (1128, 69576), (1222, 64224), (1248, 62886), (1338, 58656), (1504, 52182), (1692, 46384), (1784, 43992), (1833, 42816), (1872, 41924), (2007, 39104), (2256, 34788), (2444, 32112), (2496, 31443), (2676, 29328), (2899, 27072), (3008, 26091), (3384, 23192), (3568, 21996), (3666, 21408), (3744, 20962), (4014, 19552), (4512, 17394), (4888, 16056), (5352, 14664), (5499, 14272), (5798, 13536), (6768, 11596), (7136, 10998), (7332, 10704), (7488, 10481), (8028, 9776), (8697, 9024)]