161208960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:499

約数の個数: 256

約数和(自身を含む): 594864000

約数和(自身を除く): 433655040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 384, 408, 440, 449, 480, 510, 528, 544, 561, 640, 660, 680, 704, 748, 816, 880, 898, 935, 960, 1020, 1056, 1088, 1122, 1320, 1347, 1360, 1408, 1496, 1632, 1760, 1796, 1870, 1920, 2040, 2112, 2176, 2244, 2245, 2640, 2694, 2720, 2805, 2992, 3264, 3520, 3592, 3740, 4080, 4224, 4488, 4490, 4939, 5280, 5388, 5440, 5610, 5984, 6528, 6735, 7040, 7184, 7480, 7633, 8160, 8976, 8980, 9878, 10560, 10776, 10880, 11220, 11968, 13470, 14368, 14817, 14960, 15266, 16320, 17952, 17960, 19756, 21120, 21552, 22440, 22899, 23936, 24695, 26940, 28736, 29634, 29920, 30532, 32640, 35904, 35920, 38165, 39512, 43104, 44880, 45798, 49390, 53880, 57472, 59268, 59840, 61064, 71808, 71840, 74085, 76330, 79024, 83963, 86208, 89760, 91596, 98780, 107760, 114495, 118536, 119680, 122128, 143680, 148170, 152660, 158048, 167926, 172416, 179520, 183192, 197560, 215520, 228990, 237072, 244256, 251889, 287360, 296340, 305320, 316096, 335852, 359040, 366384, 395120, 419815, 431040, 457980, 474144, 488512, 503778, 592680, 610640, 632192, 671704, 732768, 790240, 839630, 862080, 915960, 948288, 977024, 1007556, 1185360, 1221280, 1259445, 1343408, 1465536, 1580480, 1679260, 1831920, 1896576, 2015112, 2370720, 2442560, 2518890, 2686816, 2931072, 3160960, 3358520, 3663840, 4030224, 4741440, 4885120, 5037780, 5373632, 6717040, 7327680, 8060448, 9482880, 10075560, 10747264, 13434080, 14655360, 16120896, 20151120, 26868160, 32241792, 40302240, 53736320, 80604480, 161208960]

約数ペア:

[(1, 161208960), (2, 80604480), (3, 53736320), (4, 40302240), (5, 32241792), (6, 26868160), (8, 20151120), (10, 16120896), (11, 14655360), (12, 13434080), (15, 10747264), (16, 10075560), (17, 9482880), (20, 8060448), (22, 7327680), (24, 6717040), (30, 5373632), (32, 5037780), (33, 4885120), (34, 4741440), (40, 4030224), (44, 3663840), (48, 3358520), (51, 3160960), (55, 2931072), (60, 2686816), (64, 2518890), (66, 2442560), (68, 2370720), (80, 2015112), (85, 1896576), (88, 1831920), (96, 1679260), (102, 1580480), (110, 1465536), (120, 1343408), (128, 1259445), (132, 1221280), (136, 1185360), (160, 1007556), (165, 977024), (170, 948288), (176, 915960), (187, 862080), (192, 839630), (204, 790240), (220, 732768), (240, 671704), (255, 632192), (264, 610640), (272, 592680), (320, 503778), (330, 488512), (340, 474144), (352, 457980), (374, 431040), (384, 419815), (408, 395120), (440, 366384), (449, 359040), (480, 335852), (510, 316096), (528, 305320), (544, 296340), (561, 287360), (640, 251889), (660, 244256), (680, 237072), (704, 228990), (748, 215520), (816, 197560), (880, 183192), (898, 179520), (935, 172416), (960, 167926), (1020, 158048), (1056, 152660), (1088, 148170), (1122, 143680), (1320, 122128), (1347, 119680), (1360, 118536), (1408, 114495), (1496, 107760), (1632, 98780), (1760, 91596), (1796, 89760), (1870, 86208), (1920, 83963), (2040, 79024), (2112, 76330), (2176, 74085), (2244, 71840), (2245, 71808), (2640, 61064), (2694, 59840), (2720, 59268), (2805, 57472), (2992, 53880), (3264, 49390), (3520, 45798), (3592, 44880), (3740, 43104), (4080, 39512), (4224, 38165), (4488, 35920), (4490, 35904), (4939, 32640), (5280, 30532), (5388, 29920), (5440, 29634), (5610, 28736), (5984, 26940), (6528, 24695), (6735, 23936), (7040, 22899), (7184, 22440), (7480, 21552), (7633, 21120), (8160, 19756), (8976, 17960), (8980, 17952), (9878, 16320), (10560, 15266), (10776, 14960), (10880, 14817), (11220, 14368), (11968, 13470)]