8257920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:73

約数の個数: 256

約数和(自身を含む): 31726080

約数和(自身を除く): 23468160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 23, 24, 30, 32, 33, 34, 40, 44, 46, 48, 51, 55, 60, 64, 66, 68, 69, 80, 85, 88, 92, 96, 102, 110, 115, 120, 128, 132, 136, 138, 160, 165, 170, 176, 184, 187, 192, 204, 220, 230, 240, 253, 255, 264, 272, 276, 320, 330, 340, 345, 352, 368, 374, 384, 391, 408, 440, 460, 480, 506, 510, 528, 544, 552, 561, 640, 660, 680, 690, 704, 736, 748, 759, 782, 816, 880, 920, 935, 960, 1012, 1020, 1056, 1088, 1104, 1122, 1173, 1265, 1320, 1360, 1380, 1408, 1472, 1496, 1518, 1564, 1632, 1760, 1840, 1870, 1920, 1955, 2024, 2040, 2112, 2176, 2208, 2244, 2346, 2530, 2640, 2720, 2760, 2805, 2944, 2992, 3036, 3128, 3264, 3520, 3680, 3740, 3795, 3910, 4048, 4080, 4224, 4301, 4416, 4488, 4692, 5060, 5280, 5440, 5520, 5610, 5865, 5984, 6072, 6256, 6528, 7040, 7360, 7480, 7590, 7820, 8096, 8160, 8602, 8832, 8976, 9384, 10120, 10560, 10880, 11040, 11220, 11730, 11968, 12144, 12512, 12903, 14720, 14960, 15180, 15640, 16192, 16320, 17204, 17952, 18768, 20240, 21120, 21505, 22080, 22440, 23460, 23936, 24288, 25024, 25806, 29920, 30360, 31280, 32384, 32640, 34408, 35904, 37536, 40480, 43010, 44160, 44880, 46920, 48576, 50048, 51612, 59840, 60720, 62560, 64515, 68816, 71808, 75072, 80960, 86020, 89760, 93840, 97152, 103224, 119680, 121440, 125120, 129030, 137632, 150144, 161920, 172040, 179520, 187680, 206448, 242880, 250240, 258060, 275264, 344080, 359040, 375360, 412896, 485760, 516120, 550528, 688160, 750720, 825792, 1032240, 1376320, 1651584, 2064480, 2752640, 4128960, 8257920]

約数ペア:

[(1, 8257920), (2, 4128960), (3, 2752640), (4, 2064480), (5, 1651584), (6, 1376320), (8, 1032240), (10, 825792), (11, 750720), (12, 688160), (15, 550528), (16, 516120), (17, 485760), (20, 412896), (22, 375360), (23, 359040), (24, 344080), (30, 275264), (32, 258060), (33, 250240), (34, 242880), (40, 206448), (44, 187680), (46, 179520), (48, 172040), (51, 161920), (55, 150144), (60, 137632), (64, 129030), (66, 125120), (68, 121440), (69, 119680), (80, 103224), (85, 97152), (88, 93840), (92, 89760), (96, 86020), (102, 80960), (110, 75072), (115, 71808), (120, 68816), (128, 64515), (132, 62560), (136, 60720), (138, 59840), (160, 51612), (165, 50048), (170, 48576), (176, 46920), (184, 44880), (187, 44160), (192, 43010), (204, 40480), (220, 37536), (230, 35904), (240, 34408), (253, 32640), (255, 32384), (264, 31280), (272, 30360), (276, 29920), (320, 25806), (330, 25024), (340, 24288), (345, 23936), (352, 23460), (368, 22440), (374, 22080), (384, 21505), (391, 21120), (408, 20240), (440, 18768), (460, 17952), (480, 17204), (506, 16320), (510, 16192), (528, 15640), (544, 15180), (552, 14960), (561, 14720), (640, 12903), (660, 12512), (680, 12144), (690, 11968), (704, 11730), (736, 11220), (748, 11040), (759, 10880), (782, 10560), (816, 10120), (880, 9384), (920, 8976), (935, 8832), (960, 8602), (1012, 8160), (1020, 8096), (1056, 7820), (1088, 7590), (1104, 7480), (1122, 7360), (1173, 7040), (1265, 6528), (1320, 6256), (1360, 6072), (1380, 5984), (1408, 5865), (1472, 5610), (1496, 5520), (1518, 5440), (1564, 5280), (1632, 5060), (1760, 4692), (1840, 4488), (1870, 4416), (1920, 4301), (1955, 4224), (2024, 4080), (2040, 4048), (2112, 3910), (2176, 3795), (2208, 3740), (2244, 3680), (2346, 3520), (2530, 3264), (2640, 3128), (2720, 3036), (2760, 2992), (2805, 2944)]