278675040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{82939}}^1$

素因数の和:82964

約数の個数: 96

約数和(自身を含む): 1003242240

約数和(自身を除く): 724567200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 82939, 165878, 248817, 331756, 414695, 497634, 580573, 663512, 829390, 995268, 1161146, 1244085, 1327024, 1658780, 1741719, 1990536, 2322292, 2488170, 2654048, 2902865, 3317560, 3483438, 3981072, 4644584, 4976340, 5805730, 6635120, 6966876, 7962144, 8708595, 9289168, 9952680, 11611460, 13270240, 13933752, 17417190, 18578336, 19905360, 23222920, 27867504, 34834380, 39810720, 46445840, 55735008, 69668760, 92891680, 139337520, 278675040]

約数ペア:

[(1, 278675040), (2, 139337520), (3, 92891680), (4, 69668760), (5, 55735008), (6, 46445840), (7, 39810720), (8, 34834380), (10, 27867504), (12, 23222920), (14, 19905360), (15, 18578336), (16, 17417190), (20, 13933752), (21, 13270240), (24, 11611460), (28, 9952680), (30, 9289168), (32, 8708595), (35, 7962144), (40, 6966876), (42, 6635120), (48, 5805730), (56, 4976340), (60, 4644584), (70, 3981072), (80, 3483438), (84, 3317560), (96, 2902865), (105, 2654048), (112, 2488170), (120, 2322292), (140, 1990536), (160, 1741719), (168, 1658780), (210, 1327024), (224, 1244085), (240, 1161146), (280, 995268), (336, 829390), (420, 663512), (480, 580573), (560, 497634), (672, 414695), (840, 331756), (1120, 248817), (1680, 165878), (3360, 82939)]