20370877440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2069}}^1$

素因数の和:2738

約数の個数: 176

約数和(自身を含む): 65288164320

約数和(自身を除く): 44917286880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 641, 768, 960, 1024, 1280, 1282, 1536, 1920, 1923, 2069, 2560, 2564, 3072, 3205, 3840, 3846, 4138, 5120, 5128, 6207, 6410, 7680, 7692, 8276, 9615, 10256, 10345, 12414, 12820, 15360, 15384, 16552, 19230, 20512, 20690, 24828, 25640, 30768, 31035, 33104, 38460, 41024, 41380, 49656, 51280, 61536, 62070, 66208, 76920, 82048, 82760, 99312, 102560, 123072, 124140, 132416, 153840, 164096, 165520, 198624, 205120, 246144, 248280, 264832, 307680, 328192, 331040, 397248, 410240, 492288, 496560, 529664, 615360, 656384, 662080, 794496, 820480, 984576, 993120, 1059328, 1230720, 1324160, 1326229, 1588992, 1640960, 1969152, 1986240, 2118656, 2461440, 2648320, 2652458, 3177984, 3281920, 3972480, 3978687, 4922880, 5296640, 5304916, 6355968, 6631145, 7944960, 7957374, 9845760, 10593280, 10609832, 13262290, 15889920, 15914748, 19893435, 21219664, 26524580, 31779840, 31829496, 39786870, 42439328, 53049160, 63658992, 79573740, 84878656, 106098320, 127317984, 159147480, 169757312, 212196640, 254635968, 318294960, 339514624, 424393280, 509271936, 636589920, 679029248, 848786560, 1018543872, 1273179840, 1358058496, 1697573120, 2037087744, 2546359680, 3395146240, 4074175488, 5092719360, 6790292480, 10185438720, 20370877440]

約数ペア:

[(1, 20370877440), (2, 10185438720), (3, 6790292480), (4, 5092719360), (5, 4074175488), (6, 3395146240), (8, 2546359680), (10, 2037087744), (12, 1697573120), (15, 1358058496), (16, 1273179840), (20, 1018543872), (24, 848786560), (30, 679029248), (32, 636589920), (40, 509271936), (48, 424393280), (60, 339514624), (64, 318294960), (80, 254635968), (96, 212196640), (120, 169757312), (128, 159147480), (160, 127317984), (192, 106098320), (240, 84878656), (256, 79573740), (320, 63658992), (384, 53049160), (480, 42439328), (512, 39786870), (640, 31829496), (641, 31779840), (768, 26524580), (960, 21219664), (1024, 19893435), (1280, 15914748), (1282, 15889920), (1536, 13262290), (1920, 10609832), (1923, 10593280), (2069, 9845760), (2560, 7957374), (2564, 7944960), (3072, 6631145), (3205, 6355968), (3840, 5304916), (3846, 5296640), (4138, 4922880), (5120, 3978687), (5128, 3972480), (6207, 3281920), (6410, 3177984), (7680, 2652458), (7692, 2648320), (8276, 2461440), (9615, 2118656), (10256, 1986240), (10345, 1969152), (12414, 1640960), (12820, 1588992), (15360, 1326229), (15384, 1324160), (16552, 1230720), (19230, 1059328), (20512, 993120), (20690, 984576), (24828, 820480), (25640, 794496), (30768, 662080), (31035, 656384), (33104, 615360), (38460, 529664), (41024, 496560), (41380, 492288), (49656, 410240), (51280, 397248), (61536, 331040), (62070, 328192), (66208, 307680), (76920, 264832), (82048, 248280), (82760, 246144), (99312, 205120), (102560, 198624), (123072, 165520), (124140, 164096), (132416, 153840)]