320328960

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:749

約数の個数: 288

約数和(自身を含む): 1239743232

約数和(自身を除く): 919414272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 256, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 544, 560, 595, 640, 672, 680, 701, 714, 768, 816, 840, 896, 952, 960, 1020, 1088, 1120, 1190, 1280, 1344, 1360, 1402, 1428, 1632, 1680, 1785, 1792, 1904, 1920, 2040, 2103, 2176, 2240, 2380, 2688, 2720, 2804, 2856, 3264, 3360, 3505, 3570, 3808, 3840, 4080, 4206, 4352, 4480, 4760, 4907, 5376, 5440, 5608, 5712, 6528, 6720, 7010, 7140, 7616, 8160, 8412, 8960, 9520, 9814, 10515, 10880, 11216, 11424, 11917, 13056, 13440, 14020, 14280, 14721, 15232, 16320, 16824, 19040, 19628, 21030, 21760, 22432, 22848, 23834, 24535, 26880, 28040, 28560, 29442, 30464, 32640, 33648, 35751, 38080, 39256, 42060, 44864, 45696, 47668, 49070, 56080, 57120, 58884, 59585, 65280, 67296, 71502, 73605, 76160, 78512, 83419, 84120, 89728, 91392, 95336, 98140, 112160, 114240, 117768, 119170, 134592, 143004, 147210, 152320, 157024, 166838, 168240, 178755, 179456, 190672, 196280, 224320, 228480, 235536, 238340, 250257, 269184, 286008, 294420, 314048, 333676, 336480, 357510, 381344, 392560, 417095, 448640, 456960, 471072, 476680, 500514, 538368, 572016, 588840, 628096, 667352, 672960, 715020, 762688, 785120, 834190, 897280, 942144, 953360, 1001028, 1144032, 1177680, 1251285, 1256192, 1334704, 1345920, 1430040, 1525376, 1570240, 1668380, 1884288, 1906720, 2002056, 2288064, 2355360, 2502570, 2669408, 2691840, 2860080, 3050752, 3140480, 3336760, 3768576, 3813440, 4004112, 4576128, 4710720, 5005140, 5338816, 5720160, 6280960, 6673520, 7626880, 8008224, 9152256, 9421440, 10010280, 10677632, 11440320, 13347040, 15253760, 16016448, 18842880, 20020560, 21355264, 22880640, 26694080, 32032896, 40041120, 45761280, 53388160, 64065792, 80082240, 106776320, 160164480, 320328960]

約数ペア:

[(1, 320328960), (2, 160164480), (3, 106776320), (4, 80082240), (5, 64065792), (6, 53388160), (7, 45761280), (8, 40041120), (10, 32032896), (12, 26694080), (14, 22880640), (15, 21355264), (16, 20020560), (17, 18842880), (20, 16016448), (21, 15253760), (24, 13347040), (28, 11440320), (30, 10677632), (32, 10010280), (34, 9421440), (35, 9152256), (40, 8008224), (42, 7626880), (48, 6673520), (51, 6280960), (56, 5720160), (60, 5338816), (64, 5005140), (68, 4710720), (70, 4576128), (80, 4004112), (84, 3813440), (85, 3768576), (96, 3336760), (102, 3140480), (105, 3050752), (112, 2860080), (119, 2691840), (120, 2669408), (128, 2502570), (136, 2355360), (140, 2288064), (160, 2002056), (168, 1906720), (170, 1884288), (192, 1668380), (204, 1570240), (210, 1525376), (224, 1430040), (238, 1345920), (240, 1334704), (255, 1256192), (256, 1251285), (272, 1177680), (280, 1144032), (320, 1001028), (336, 953360), (340, 942144), (357, 897280), (384, 834190), (408, 785120), (420, 762688), (448, 715020), (476, 672960), (480, 667352), (510, 628096), (544, 588840), (560, 572016), (595, 538368), (640, 500514), (672, 476680), (680, 471072), (701, 456960), (714, 448640), (768, 417095), (816, 392560), (840, 381344), (896, 357510), (952, 336480), (960, 333676), (1020, 314048), (1088, 294420), (1120, 286008), (1190, 269184), (1280, 250257), (1344, 238340), (1360, 235536), (1402, 228480), (1428, 224320), (1632, 196280), (1680, 190672), (1785, 179456), (1792, 178755), (1904, 168240), (1920, 166838), (2040, 157024), (2103, 152320), (2176, 147210), (2240, 143004), (2380, 134592), (2688, 119170), (2720, 117768), (2804, 114240), (2856, 112160), (3264, 98140), (3360, 95336), (3505, 91392), (3570, 89728), (3808, 84120), (3840, 83419), (4080, 78512), (4206, 76160), (4352, 73605), (4480, 71502), (4760, 67296), (4907, 65280), (5376, 59585), (5440, 58884), (5608, 57120), (5712, 56080), (6528, 49070), (6720, 47668), (7010, 45696), (7140, 44864), (7616, 42060), (8160, 39256), (8412, 38080), (8960, 35751), (9520, 33648), (9814, 32640), (10515, 30464), (10880, 29442), (11216, 28560), (11424, 28040), (11917, 26880), (13056, 24535), (13440, 23834), (14020, 22848), (14280, 22432), (14721, 21760), (15232, 21030), (16320, 19628), (16824, 19040)]