64861440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 251166720

約数和(自身を除く): 186305280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 127, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 254, 256, 266, 280, 285, 304, 320, 336, 380, 381, 384, 399, 420, 448, 456, 480, 508, 532, 560, 570, 608, 635, 640, 665, 672, 760, 762, 768, 798, 840, 889, 896, 912, 960, 1016, 1064, 1120, 1140, 1216, 1270, 1280, 1330, 1344, 1520, 1524, 1596, 1680, 1778, 1792, 1824, 1905, 1920, 1995, 2032, 2128, 2240, 2280, 2413, 2432, 2540, 2660, 2667, 2688, 3040, 3048, 3192, 3360, 3556, 3648, 3810, 3840, 3990, 4064, 4256, 4445, 4480, 4560, 4826, 4864, 5080, 5320, 5334, 5376, 6080, 6096, 6384, 6720, 7112, 7239, 7296, 7620, 7980, 8128, 8512, 8890, 8960, 9120, 9652, 10160, 10640, 10668, 12065, 12160, 12192, 12768, 13335, 13440, 14224, 14478, 14592, 15240, 15960, 16256, 16891, 17024, 17780, 18240, 19304, 20320, 21280, 21336, 24130, 24320, 24384, 25536, 26670, 26880, 28448, 28956, 30480, 31920, 32512, 33782, 34048, 35560, 36195, 36480, 38608, 40640, 42560, 42672, 48260, 48768, 50673, 51072, 53340, 56896, 57912, 60960, 63840, 67564, 71120, 72390, 72960, 77216, 81280, 84455, 85120, 85344, 96520, 97536, 101346, 102144, 106680, 113792, 115824, 121920, 127680, 135128, 142240, 144780, 154432, 162560, 168910, 170240, 170688, 193040, 202692, 213360, 227584, 231648, 243840, 253365, 255360, 270256, 284480, 289560, 308864, 337820, 341376, 386080, 405384, 426720, 463296, 487680, 506730, 510720, 540512, 568960, 579120, 617728, 675640, 682752, 772160, 810768, 853440, 926592, 1013460, 1081024, 1137920, 1158240, 1351280, 1544320, 1621536, 1706880, 1853184, 2026920, 2162048, 2316480, 2702560, 3088640, 3243072, 3413760, 4053840, 4324096, 4632960, 5405120, 6486144, 8107680, 9265920, 10810240, 12972288, 16215360, 21620480, 32430720, 64861440]

約数ペア:

[(1, 64861440), (2, 32430720), (3, 21620480), (4, 16215360), (5, 12972288), (6, 10810240), (7, 9265920), (8, 8107680), (10, 6486144), (12, 5405120), (14, 4632960), (15, 4324096), (16, 4053840), (19, 3413760), (20, 3243072), (21, 3088640), (24, 2702560), (28, 2316480), (30, 2162048), (32, 2026920), (35, 1853184), (38, 1706880), (40, 1621536), (42, 1544320), (48, 1351280), (56, 1158240), (57, 1137920), (60, 1081024), (64, 1013460), (70, 926592), (76, 853440), (80, 810768), (84, 772160), (95, 682752), (96, 675640), (105, 617728), (112, 579120), (114, 568960), (120, 540512), (127, 510720), (128, 506730), (133, 487680), (140, 463296), (152, 426720), (160, 405384), (168, 386080), (190, 341376), (192, 337820), (210, 308864), (224, 289560), (228, 284480), (240, 270256), (254, 255360), (256, 253365), (266, 243840), (280, 231648), (285, 227584), (304, 213360), (320, 202692), (336, 193040), (380, 170688), (381, 170240), (384, 168910), (399, 162560), (420, 154432), (448, 144780), (456, 142240), (480, 135128), (508, 127680), (532, 121920), (560, 115824), (570, 113792), (608, 106680), (635, 102144), (640, 101346), (665, 97536), (672, 96520), (760, 85344), (762, 85120), (768, 84455), (798, 81280), (840, 77216), (889, 72960), (896, 72390), (912, 71120), (960, 67564), (1016, 63840), (1064, 60960), (1120, 57912), (1140, 56896), (1216, 53340), (1270, 51072), (1280, 50673), (1330, 48768), (1344, 48260), (1520, 42672), (1524, 42560), (1596, 40640), (1680, 38608), (1778, 36480), (1792, 36195), (1824, 35560), (1905, 34048), (1920, 33782), (1995, 32512), (2032, 31920), (2128, 30480), (2240, 28956), (2280, 28448), (2413, 26880), (2432, 26670), (2540, 25536), (2660, 24384), (2667, 24320), (2688, 24130), (3040, 21336), (3048, 21280), (3192, 20320), (3360, 19304), (3556, 18240), (3648, 17780), (3810, 17024), (3840, 16891), (3990, 16256), (4064, 15960), (4256, 15240), (4445, 14592), (4480, 14478), (4560, 14224), (4826, 13440), (4864, 13335), (5080, 12768), (5320, 12192), (5334, 12160), (5376, 12065), (6080, 10668), (6096, 10640), (6384, 10160), (6720, 9652), (7112, 9120), (7239, 8960), (7296, 8890), (7620, 8512), (7980, 8128)]