815185920

素因数分解:

$2^{14}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 2717826048

約数和(自身を除く): 1902640128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 107, 120, 124, 128, 155, 160, 186, 192, 214, 240, 248, 256, 310, 320, 321, 372, 384, 428, 465, 480, 496, 512, 535, 620, 640, 642, 744, 768, 856, 930, 960, 992, 1024, 1070, 1240, 1280, 1284, 1488, 1536, 1605, 1712, 1860, 1920, 1984, 2048, 2140, 2480, 2560, 2568, 2976, 3072, 3210, 3317, 3424, 3720, 3840, 3968, 4096, 4280, 4960, 5120, 5136, 5952, 6144, 6420, 6634, 6848, 7440, 7680, 7936, 8192, 8560, 9920, 9951, 10240, 10272, 11904, 12288, 12840, 13268, 13696, 14880, 15360, 15872, 16384, 16585, 17120, 19840, 19902, 20480, 20544, 23808, 24576, 25680, 26536, 27392, 29760, 30720, 31744, 33170, 34240, 39680, 39804, 40960, 41088, 47616, 49152, 49755, 51360, 53072, 54784, 59520, 61440, 63488, 66340, 68480, 79360, 79608, 81920, 82176, 95232, 99510, 102720, 106144, 109568, 119040, 122880, 126976, 132680, 136960, 158720, 159216, 164352, 190464, 199020, 205440, 212288, 219136, 238080, 245760, 253952, 265360, 273920, 317440, 318432, 328704, 380928, 398040, 410880, 424576, 438272, 476160, 507904, 530720, 547840, 634880, 636864, 657408, 761856, 796080, 821760, 849152, 876544, 952320, 1061440, 1095680, 1269760, 1273728, 1314816, 1523712, 1592160, 1643520, 1698304, 1753088, 1904640, 2122880, 2191360, 2539520, 2547456, 2629632, 3184320, 3287040, 3396608, 3809280, 4245760, 4382720, 5094912, 5259264, 6368640, 6574080, 6793216, 7618560, 8491520, 8765440, 10189824, 12737280, 13148160, 13586432, 16983040, 20379648, 25474560, 26296320, 27172864, 33966080, 40759296, 50949120, 54345728, 67932160, 81518592, 101898240, 135864320, 163037184, 203796480, 271728640, 407592960, 815185920]

約数ペア:

[(1, 815185920), (2, 407592960), (3, 271728640), (4, 203796480), (5, 163037184), (6, 135864320), (8, 101898240), (10, 81518592), (12, 67932160), (15, 54345728), (16, 50949120), (20, 40759296), (24, 33966080), (30, 27172864), (31, 26296320), (32, 25474560), (40, 20379648), (48, 16983040), (60, 13586432), (62, 13148160), (64, 12737280), (80, 10189824), (93, 8765440), (96, 8491520), (107, 7618560), (120, 6793216), (124, 6574080), (128, 6368640), (155, 5259264), (160, 5094912), (186, 4382720), (192, 4245760), (214, 3809280), (240, 3396608), (248, 3287040), (256, 3184320), (310, 2629632), (320, 2547456), (321, 2539520), (372, 2191360), (384, 2122880), (428, 1904640), (465, 1753088), (480, 1698304), (496, 1643520), (512, 1592160), (535, 1523712), (620, 1314816), (640, 1273728), (642, 1269760), (744, 1095680), (768, 1061440), (856, 952320), (930, 876544), (960, 849152), (992, 821760), (1024, 796080), (1070, 761856), (1240, 657408), (1280, 636864), (1284, 634880), (1488, 547840), (1536, 530720), (1605, 507904), (1712, 476160), (1860, 438272), (1920, 424576), (1984, 410880), (2048, 398040), (2140, 380928), (2480, 328704), (2560, 318432), (2568, 317440), (2976, 273920), (3072, 265360), (3210, 253952), (3317, 245760), (3424, 238080), (3720, 219136), (3840, 212288), (3968, 205440), (4096, 199020), (4280, 190464), (4960, 164352), (5120, 159216), (5136, 158720), (5952, 136960), (6144, 132680), (6420, 126976), (6634, 122880), (6848, 119040), (7440, 109568), (7680, 106144), (7936, 102720), (8192, 99510), (8560, 95232), (9920, 82176), (9951, 81920), (10240, 79608), (10272, 79360), (11904, 68480), (12288, 66340), (12840, 63488), (13268, 61440), (13696, 59520), (14880, 54784), (15360, 53072), (15872, 51360), (16384, 49755), (16585, 49152), (17120, 47616), (19840, 41088), (19902, 40960), (20480, 39804), (20544, 39680), (23808, 34240), (24576, 33170), (25680, 31744), (26536, 30720), (27392, 29760)]