649965120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^2$

素因数の和:649

約数の個数: 168

約数和(自身を含む): 2366052672

約数和(自身を除く): 1716087552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 311, 320, 336, 420, 448, 480, 560, 622, 672, 840, 933, 960, 1120, 1244, 1344, 1555, 1680, 1866, 2177, 2240, 2488, 3110, 3360, 3732, 4354, 4665, 4976, 6220, 6531, 6720, 7464, 8708, 9330, 9952, 10885, 12440, 13062, 14928, 17416, 18660, 19904, 21770, 24880, 26124, 29856, 32655, 34832, 37320, 43540, 49760, 52248, 59712, 65310, 69664, 74640, 87080, 96721, 99520, 104496, 130620, 139328, 149280, 174160, 193442, 208992, 261240, 290163, 298560, 348320, 386884, 417984, 483605, 522480, 580326, 677047, 696640, 773768, 967210, 1044960, 1160652, 1354094, 1450815, 1547536, 1934420, 2031141, 2089920, 2321304, 2708188, 2901630, 3095072, 3385235, 3868840, 4062282, 4642608, 5416376, 5803260, 6190144, 6770470, 7737680, 8124564, 9285216, 10155705, 10832752, 11606520, 13540940, 15475360, 16249128, 18570432, 20311410, 21665504, 23213040, 27081880, 30950720, 32498256, 40622820, 43331008, 46426080, 54163760, 64996512, 81245640, 92852160, 108327520, 129993024, 162491280, 216655040, 324982560, 649965120]

約数ペア:

[(1, 649965120), (2, 324982560), (3, 216655040), (4, 162491280), (5, 129993024), (6, 108327520), (7, 92852160), (8, 81245640), (10, 64996512), (12, 54163760), (14, 46426080), (15, 43331008), (16, 40622820), (20, 32498256), (21, 30950720), (24, 27081880), (28, 23213040), (30, 21665504), (32, 20311410), (35, 18570432), (40, 16249128), (42, 15475360), (48, 13540940), (56, 11606520), (60, 10832752), (64, 10155705), (70, 9285216), (80, 8124564), (84, 7737680), (96, 6770470), (105, 6190144), (112, 5803260), (120, 5416376), (140, 4642608), (160, 4062282), (168, 3868840), (192, 3385235), (210, 3095072), (224, 2901630), (240, 2708188), (280, 2321304), (311, 2089920), (320, 2031141), (336, 1934420), (420, 1547536), (448, 1450815), (480, 1354094), (560, 1160652), (622, 1044960), (672, 967210), (840, 773768), (933, 696640), (960, 677047), (1120, 580326), (1244, 522480), (1344, 483605), (1555, 417984), (1680, 386884), (1866, 348320), (2177, 298560), (2240, 290163), (2488, 261240), (3110, 208992), (3360, 193442), (3732, 174160), (4354, 149280), (4665, 139328), (4976, 130620), (6220, 104496), (6531, 99520), (6720, 96721), (7464, 87080), (8708, 74640), (9330, 69664), (9952, 65310), (10885, 59712), (12440, 52248), (13062, 49760), (14928, 43540), (17416, 37320), (18660, 34832), (19904, 32655), (21770, 29856), (24880, 26124)]