78809280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 224

約数和(自身を含む): 289681920

約数和(自身を除く): 210872640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 408, 439, 440, 480, 510, 528, 544, 561, 660, 680, 704, 748, 816, 878, 880, 935, 960, 1020, 1056, 1088, 1122, 1317, 1320, 1360, 1496, 1632, 1756, 1760, 1870, 2040, 2112, 2195, 2244, 2634, 2640, 2720, 2805, 2992, 3264, 3512, 3520, 3740, 4080, 4390, 4488, 4829, 5268, 5280, 5440, 5610, 5984, 6585, 7024, 7463, 7480, 8160, 8780, 8976, 9658, 10536, 10560, 11220, 11968, 13170, 14048, 14487, 14926, 14960, 16320, 17560, 17952, 19316, 21072, 22389, 22440, 24145, 26340, 28096, 28974, 29852, 29920, 35120, 35904, 37315, 38632, 42144, 44778, 44880, 48290, 52680, 57948, 59704, 59840, 70240, 72435, 74630, 77264, 82093, 84288, 89556, 89760, 96580, 105360, 111945, 115896, 119408, 140480, 144870, 149260, 154528, 164186, 179112, 179520, 193160, 210720, 223890, 231792, 238816, 246279, 289740, 298520, 309056, 328372, 358224, 386320, 410465, 421440, 447780, 463584, 477632, 492558, 579480, 597040, 656744, 716448, 772640, 820930, 895560, 927168, 985116, 1158960, 1194080, 1231395, 1313488, 1432896, 1545280, 1641860, 1791120, 1970232, 2317920, 2388160, 2462790, 2626976, 3283720, 3582240, 3940464, 4635840, 4925580, 5253952, 6567440, 7164480, 7880928, 9851160, 13134880, 15761856, 19702320, 26269760, 39404640, 78809280]

約数ペア:

[(1, 78809280), (2, 39404640), (3, 26269760), (4, 19702320), (5, 15761856), (6, 13134880), (8, 9851160), (10, 7880928), (11, 7164480), (12, 6567440), (15, 5253952), (16, 4925580), (17, 4635840), (20, 3940464), (22, 3582240), (24, 3283720), (30, 2626976), (32, 2462790), (33, 2388160), (34, 2317920), (40, 1970232), (44, 1791120), (48, 1641860), (51, 1545280), (55, 1432896), (60, 1313488), (64, 1231395), (66, 1194080), (68, 1158960), (80, 985116), (85, 927168), (88, 895560), (96, 820930), (102, 772640), (110, 716448), (120, 656744), (132, 597040), (136, 579480), (160, 492558), (165, 477632), (170, 463584), (176, 447780), (187, 421440), (192, 410465), (204, 386320), (220, 358224), (240, 328372), (255, 309056), (264, 298520), (272, 289740), (320, 246279), (330, 238816), (340, 231792), (352, 223890), (374, 210720), (408, 193160), (439, 179520), (440, 179112), (480, 164186), (510, 154528), (528, 149260), (544, 144870), (561, 140480), (660, 119408), (680, 115896), (704, 111945), (748, 105360), (816, 96580), (878, 89760), (880, 89556), (935, 84288), (960, 82093), (1020, 77264), (1056, 74630), (1088, 72435), (1122, 70240), (1317, 59840), (1320, 59704), (1360, 57948), (1496, 52680), (1632, 48290), (1756, 44880), (1760, 44778), (1870, 42144), (2040, 38632), (2112, 37315), (2195, 35904), (2244, 35120), (2634, 29920), (2640, 29852), (2720, 28974), (2805, 28096), (2992, 26340), (3264, 24145), (3512, 22440), (3520, 22389), (3740, 21072), (4080, 19316), (4390, 17952), (4488, 17560), (4829, 16320), (5268, 14960), (5280, 14926), (5440, 14487), (5610, 14048), (5984, 13170), (6585, 11968), (7024, 11220), (7463, 10560), (7480, 10536), (8160, 9658), (8780, 8976)]