256534080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1477

約数の個数: 224

約数和(自身を含む): 941466240

約数和(自身を除く): 684932160

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, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 408, 440, 480, 510, 528, 544, 561, 660, 680, 704, 748, 816, 880, 935, 960, 1020, 1056, 1088, 1122, 1320, 1360, 1429, 1496, 1632, 1760, 1870, 2040, 2112, 2244, 2640, 2720, 2805, 2858, 2992, 3264, 3520, 3740, 4080, 4287, 4488, 5280, 5440, 5610, 5716, 5984, 7145, 7480, 8160, 8574, 8976, 10560, 11220, 11432, 11968, 14290, 14960, 15719, 16320, 17148, 17952, 21435, 22440, 22864, 24293, 28580, 29920, 31438, 34296, 35904, 42870, 44880, 45728, 47157, 48586, 57160, 59840, 62876, 68592, 72879, 78595, 85740, 89760, 91456, 94314, 97172, 114320, 121465, 125752, 137184, 145758, 157190, 171480, 179520, 188628, 194344, 228640, 235785, 242930, 251504, 267223, 274368, 291516, 314380, 342960, 364395, 377256, 388688, 457280, 471570, 485860, 503008, 534446, 583032, 628760, 685920, 728790, 754512, 777376, 801669, 943140, 971720, 1006016, 1068892, 1166064, 1257520, 1336115, 1371840, 1457580, 1509024, 1554752, 1603338, 1886280, 1943440, 2137784, 2332128, 2515040, 2672230, 2915160, 3018048, 3206676, 3772560, 3886880, 4008345, 4275568, 4664256, 5030080, 5344460, 5830320, 6413352, 7545120, 7773760, 8016690, 8551136, 10688920, 11660640, 12826704, 15090240, 16033380, 17102272, 21377840, 23321280, 25653408, 32066760, 42755680, 51306816, 64133520, 85511360, 128267040, 256534080]

約数ペア:

[(1, 256534080), (2, 128267040), (3, 85511360), (4, 64133520), (5, 51306816), (6, 42755680), (8, 32066760), (10, 25653408), (11, 23321280), (12, 21377840), (15, 17102272), (16, 16033380), (17, 15090240), (20, 12826704), (22, 11660640), (24, 10688920), (30, 8551136), (32, 8016690), (33, 7773760), (34, 7545120), (40, 6413352), (44, 5830320), (48, 5344460), (51, 5030080), (55, 4664256), (60, 4275568), (64, 4008345), (66, 3886880), (68, 3772560), (80, 3206676), (85, 3018048), (88, 2915160), (96, 2672230), (102, 2515040), (110, 2332128), (120, 2137784), (132, 1943440), (136, 1886280), (160, 1603338), (165, 1554752), (170, 1509024), (176, 1457580), (187, 1371840), (192, 1336115), (204, 1257520), (220, 1166064), (240, 1068892), (255, 1006016), (264, 971720), (272, 943140), (320, 801669), (330, 777376), (340, 754512), (352, 728790), (374, 685920), (408, 628760), (440, 583032), (480, 534446), (510, 503008), (528, 485860), (544, 471570), (561, 457280), (660, 388688), (680, 377256), (704, 364395), (748, 342960), (816, 314380), (880, 291516), (935, 274368), (960, 267223), (1020, 251504), (1056, 242930), (1088, 235785), (1122, 228640), (1320, 194344), (1360, 188628), (1429, 179520), (1496, 171480), (1632, 157190), (1760, 145758), (1870, 137184), (2040, 125752), (2112, 121465), (2244, 114320), (2640, 97172), (2720, 94314), (2805, 91456), (2858, 89760), (2992, 85740), (3264, 78595), (3520, 72879), (3740, 68592), (4080, 62876), (4287, 59840), (4488, 57160), (5280, 48586), (5440, 47157), (5610, 45728), (5716, 44880), (5984, 42870), (7145, 35904), (7480, 34296), (8160, 31438), (8574, 29920), (8976, 28580), (10560, 24293), (11220, 22864), (11432, 22440), (11968, 21435), (14290, 17952), (14960, 17148), (15719, 16320)]