278765760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3191}}^1$

素因数の和:3231

約数の個数: 224

約数和(自身を含む): 1089672192

約数和(自身を除く): 810906432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3191, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6382, 6720, 7280, 8736, 9573, 10920, 12480, 12764, 14560, 15955, 17472, 19146, 21840, 22337, 25528, 29120, 31910, 38292, 41483, 43680, 44674, 47865, 51056, 63820, 67011, 76584, 82966, 87360, 89348, 95730, 102112, 111685, 124449, 127640, 134022, 153168, 165932, 178696, 191460, 204224, 207415, 223370, 248898, 255280, 268044, 290381, 306336, 331864, 335055, 357392, 382920, 414830, 446740, 497796, 510560, 536088, 580762, 612672, 622245, 663728, 670110, 714784, 765840, 829660, 871143, 893480, 995592, 1021120, 1072176, 1161524, 1244490, 1327456, 1340220, 1429568, 1451905, 1531680, 1659320, 1742286, 1786960, 1991184, 2144352, 2323048, 2488980, 2654912, 2680440, 2903810, 3063360, 3318640, 3484572, 3573920, 3982368, 4288704, 4355715, 4646096, 4977960, 5360880, 5807620, 6637280, 6969144, 7147840, 7964736, 8711430, 9292192, 9955920, 10721760, 11615240, 13274560, 13938288, 17422860, 18584384, 19911840, 21443520, 23230480, 27876576, 34845720, 39823680, 46460960, 55753152, 69691440, 92921920, 139382880, 278765760]

約数ペア:

[(1, 278765760), (2, 139382880), (3, 92921920), (4, 69691440), (5, 55753152), (6, 46460960), (7, 39823680), (8, 34845720), (10, 27876576), (12, 23230480), (13, 21443520), (14, 19911840), (15, 18584384), (16, 17422860), (20, 13938288), (21, 13274560), (24, 11615240), (26, 10721760), (28, 9955920), (30, 9292192), (32, 8711430), (35, 7964736), (39, 7147840), (40, 6969144), (42, 6637280), (48, 5807620), (52, 5360880), (56, 4977960), (60, 4646096), (64, 4355715), (65, 4288704), (70, 3982368), (78, 3573920), (80, 3484572), (84, 3318640), (91, 3063360), (96, 2903810), (104, 2680440), (105, 2654912), (112, 2488980), (120, 2323048), (130, 2144352), (140, 1991184), (156, 1786960), (160, 1742286), (168, 1659320), (182, 1531680), (192, 1451905), (195, 1429568), (208, 1340220), (210, 1327456), (224, 1244490), (240, 1161524), (260, 1072176), (273, 1021120), (280, 995592), (312, 893480), (320, 871143), (336, 829660), (364, 765840), (390, 714784), (416, 670110), (420, 663728), (448, 622245), (455, 612672), (480, 580762), (520, 536088), (546, 510560), (560, 497796), (624, 446740), (672, 414830), (728, 382920), (780, 357392), (832, 335055), (840, 331864), (910, 306336), (960, 290381), (1040, 268044), (1092, 255280), (1120, 248898), (1248, 223370), (1344, 207415), (1365, 204224), (1456, 191460), (1560, 178696), (1680, 165932), (1820, 153168), (2080, 134022), (2184, 127640), (2240, 124449), (2496, 111685), (2730, 102112), (2912, 95730), (3120, 89348), (3191, 87360), (3360, 82966), (3640, 76584), (4160, 67011), (4368, 63820), (5460, 51056), (5824, 47865), (6240, 44674), (6382, 43680), (6720, 41483), (7280, 38292), (8736, 31910), (9573, 29120), (10920, 25528), (12480, 22337), (12764, 21840), (14560, 19146), (15955, 17472)]