64458240

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:153

約数の個数: 320

約数和(自身を含む): 259269120

約数和(自身を除く): 194810880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 109, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 218, 220, 224, 231, 240, 256, 264, 280, 308, 320, 327, 330, 336, 352, 384, 385, 420, 436, 440, 448, 462, 480, 512, 528, 545, 560, 616, 640, 654, 660, 672, 704, 763, 768, 770, 840, 872, 880, 896, 924, 960, 1056, 1090, 1120, 1155, 1199, 1232, 1280, 1308, 1320, 1344, 1408, 1526, 1536, 1540, 1635, 1680, 1744, 1760, 1792, 1848, 1920, 2112, 2180, 2240, 2289, 2310, 2398, 2464, 2560, 2616, 2640, 2688, 2816, 3052, 3080, 3270, 3360, 3488, 3520, 3584, 3597, 3696, 3815, 3840, 4224, 4360, 4480, 4578, 4620, 4796, 4928, 5232, 5280, 5376, 5632, 5995, 6104, 6160, 6540, 6720, 6976, 7040, 7194, 7392, 7630, 7680, 8393, 8448, 8720, 8960, 9156, 9240, 9592, 9856, 10464, 10560, 10752, 11445, 11990, 12208, 12320, 13080, 13440, 13952, 14080, 14388, 14784, 15260, 16786, 16896, 17440, 17920, 17985, 18312, 18480, 19184, 19712, 20928, 21120, 22890, 23980, 24416, 24640, 25179, 26160, 26880, 27904, 28160, 28776, 29568, 30520, 33572, 34880, 35970, 36624, 36960, 38368, 39424, 41856, 41965, 42240, 45780, 47960, 48832, 49280, 50358, 52320, 53760, 55808, 57552, 59136, 61040, 67144, 69760, 71940, 73248, 73920, 76736, 83712, 83930, 84480, 91560, 95920, 97664, 98560, 100716, 104640, 115104, 118272, 122080, 125895, 134288, 139520, 143880, 146496, 147840, 153472, 167424, 167860, 183120, 191840, 195328, 197120, 201432, 209280, 230208, 244160, 251790, 268576, 279040, 287760, 292992, 295680, 306944, 335720, 366240, 383680, 390656, 402864, 418560, 460416, 488320, 503580, 537152, 575520, 585984, 591360, 613888, 671440, 732480, 767360, 805728, 837120, 920832, 976640, 1007160, 1074304, 1151040, 1171968, 1342880, 1464960, 1534720, 1611456, 1841664, 1953280, 2014320, 2148608, 2302080, 2685760, 2929920, 3069440, 3222912, 4028640, 4297216, 4604160, 5371520, 5859840, 6445824, 8057280, 9208320, 10743040, 12891648, 16114560, 21486080, 32229120, 64458240]

約数ペア:

[(1, 64458240), (2, 32229120), (3, 21486080), (4, 16114560), (5, 12891648), (6, 10743040), (7, 9208320), (8, 8057280), (10, 6445824), (11, 5859840), (12, 5371520), (14, 4604160), (15, 4297216), (16, 4028640), (20, 3222912), (21, 3069440), (22, 2929920), (24, 2685760), (28, 2302080), (30, 2148608), (32, 2014320), (33, 1953280), (35, 1841664), (40, 1611456), (42, 1534720), (44, 1464960), (48, 1342880), (55, 1171968), (56, 1151040), (60, 1074304), (64, 1007160), (66, 976640), (70, 920832), (77, 837120), (80, 805728), (84, 767360), (88, 732480), (96, 671440), (105, 613888), (109, 591360), (110, 585984), (112, 575520), (120, 537152), (128, 503580), (132, 488320), (140, 460416), (154, 418560), (160, 402864), (165, 390656), (168, 383680), (176, 366240), (192, 335720), (210, 306944), (218, 295680), (220, 292992), (224, 287760), (231, 279040), (240, 268576), (256, 251790), (264, 244160), (280, 230208), (308, 209280), (320, 201432), (327, 197120), (330, 195328), (336, 191840), (352, 183120), (384, 167860), (385, 167424), (420, 153472), (436, 147840), (440, 146496), (448, 143880), (462, 139520), (480, 134288), (512, 125895), (528, 122080), (545, 118272), (560, 115104), (616, 104640), (640, 100716), (654, 98560), (660, 97664), (672, 95920), (704, 91560), (763, 84480), (768, 83930), (770, 83712), (840, 76736), (872, 73920), (880, 73248), (896, 71940), (924, 69760), (960, 67144), (1056, 61040), (1090, 59136), (1120, 57552), (1155, 55808), (1199, 53760), (1232, 52320), (1280, 50358), (1308, 49280), (1320, 48832), (1344, 47960), (1408, 45780), (1526, 42240), (1536, 41965), (1540, 41856), (1635, 39424), (1680, 38368), (1744, 36960), (1760, 36624), (1792, 35970), (1848, 34880), (1920, 33572), (2112, 30520), (2180, 29568), (2240, 28776), (2289, 28160), (2310, 27904), (2398, 26880), (2464, 26160), (2560, 25179), (2616, 24640), (2640, 24416), (2688, 23980), (2816, 22890), (3052, 21120), (3080, 20928), (3270, 19712), (3360, 19184), (3488, 18480), (3520, 18312), (3584, 17985), (3597, 17920), (3696, 17440), (3815, 16896), (3840, 16786), (4224, 15260), (4360, 14784), (4480, 14388), (4578, 14080), (4620, 13952), (4796, 13440), (4928, 13080), (5232, 12320), (5280, 12208), (5376, 11990), (5632, 11445), (5995, 10752), (6104, 10560), (6160, 10464), (6540, 9856), (6720, 9592), (6976, 9240), (7040, 9156), (7194, 8960), (7392, 8720), (7630, 8448), (7680, 8393)]