1860641280

素因数分解:

$2^9\times 3^6\times 5^1\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 280

約数和(自身を含む): 6695416332

約数和(自身を除く): 4834775052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 997, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1536, 1620, 1728, 1920, 1944, 1994, 2160, 2304, 2430, 2560, 2592, 2880, 2916, 2991, 3240, 3456, 3645, 3840, 3888, 3988, 4320, 4608, 4860, 4985, 5184, 5760, 5832, 5982, 6480, 6912, 7290, 7680, 7776, 7976, 8640, 8973, 9720, 9970, 10368, 11520, 11664, 11964, 12960, 13824, 14580, 14955, 15552, 15952, 17280, 17946, 19440, 19940, 20736, 23040, 23328, 23928, 25920, 26919, 29160, 29910, 31104, 31904, 34560, 35892, 38880, 39880, 41472, 44865, 46656, 47856, 51840, 53838, 58320, 59820, 62208, 63808, 69120, 71784, 77760, 79760, 80757, 89730, 93312, 95712, 103680, 107676, 116640, 119640, 124416, 127616, 134595, 143568, 155520, 159520, 161514, 179460, 186624, 191424, 207360, 215352, 233280, 239280, 242271, 255232, 269190, 287136, 311040, 319040, 323028, 358920, 373248, 382848, 403785, 430704, 466560, 478560, 484542, 510464, 538380, 574272, 622080, 638080, 646056, 717840, 726813, 765696, 807570, 861408, 933120, 957120, 969084, 1076760, 1148544, 1211355, 1276160, 1292112, 1435680, 1453626, 1531392, 1615140, 1722816, 1866240, 1914240, 1938168, 2153520, 2297088, 2422710, 2552320, 2584224, 2871360, 2907252, 3230280, 3445632, 3634065, 3828480, 3876336, 4307040, 4594176, 4845420, 5168448, 5742720, 5814504, 6460560, 6891264, 7268130, 7656960, 7752672, 8614080, 9690840, 10336896, 11485440, 11629008, 12921120, 13782528, 14536260, 15505344, 17228160, 19381680, 20673792, 22970880, 23258016, 25842240, 29072520, 31010688, 34456320, 38763360, 41347584, 46516032, 51684480, 58145040, 62021376, 68912640, 77526720, 93032064, 103368960, 116290080, 124042752, 155053440, 186064128, 206737920, 232580160, 310106880, 372128256, 465160320, 620213760, 930320640, 1860641280]

約数ペア:

[(1, 1860641280), (2, 930320640), (3, 620213760), (4, 465160320), (5, 372128256), (6, 310106880), (8, 232580160), (9, 206737920), (10, 186064128), (12, 155053440), (15, 124042752), (16, 116290080), (18, 103368960), (20, 93032064), (24, 77526720), (27, 68912640), (30, 62021376), (32, 58145040), (36, 51684480), (40, 46516032), (45, 41347584), (48, 38763360), (54, 34456320), (60, 31010688), (64, 29072520), (72, 25842240), (80, 23258016), (81, 22970880), (90, 20673792), (96, 19381680), (108, 17228160), (120, 15505344), (128, 14536260), (135, 13782528), (144, 12921120), (160, 11629008), (162, 11485440), (180, 10336896), (192, 9690840), (216, 8614080), (240, 7752672), (243, 7656960), (256, 7268130), (270, 6891264), (288, 6460560), (320, 5814504), (324, 5742720), (360, 5168448), (384, 4845420), (405, 4594176), (432, 4307040), (480, 3876336), (486, 3828480), (512, 3634065), (540, 3445632), (576, 3230280), (640, 2907252), (648, 2871360), (720, 2584224), (729, 2552320), (768, 2422710), (810, 2297088), (864, 2153520), (960, 1938168), (972, 1914240), (997, 1866240), (1080, 1722816), (1152, 1615140), (1215, 1531392), (1280, 1453626), (1296, 1435680), (1440, 1292112), (1458, 1276160), (1536, 1211355), (1620, 1148544), (1728, 1076760), (1920, 969084), (1944, 957120), (1994, 933120), (2160, 861408), (2304, 807570), (2430, 765696), (2560, 726813), (2592, 717840), (2880, 646056), (2916, 638080), (2991, 622080), (3240, 574272), (3456, 538380), (3645, 510464), (3840, 484542), (3888, 478560), (3988, 466560), (4320, 430704), (4608, 403785), (4860, 382848), (4985, 373248), (5184, 358920), (5760, 323028), (5832, 319040), (5982, 311040), (6480, 287136), (6912, 269190), (7290, 255232), (7680, 242271), (7776, 239280), (7976, 233280), (8640, 215352), (8973, 207360), (9720, 191424), (9970, 186624), (10368, 179460), (11520, 161514), (11664, 159520), (11964, 155520), (12960, 143568), (13824, 134595), (14580, 127616), (14955, 124416), (15552, 119640), (15952, 116640), (17280, 107676), (17946, 103680), (19440, 95712), (19940, 93312), (20736, 89730), (23040, 80757), (23328, 79760), (23928, 77760), (25920, 71784), (26919, 69120), (29160, 63808), (29910, 62208), (31104, 59820), (31904, 58320), (34560, 53838), (35892, 51840), (38880, 47856), (39880, 46656), (41472, 44865)]