280661760

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{2707}}^1$

素因数の和:2740

約数の個数: 180

約数和(自身を含む): 1004630088

約数和(自身を除く): 723968328

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2707, 2880, 3240, 3456, 3840, 4320, 5184, 5414, 5760, 6480, 6912, 8121, 8640, 10368, 10828, 11520, 12960, 13535, 16242, 17280, 20736, 21656, 24363, 25920, 27070, 32484, 34560, 40605, 43312, 48726, 51840, 54140, 64968, 73089, 81210, 86624, 97452, 103680, 108280, 121815, 129936, 146178, 162420, 173248, 194904, 216560, 219267, 243630, 259872, 292356, 324840, 346496, 365445, 389808, 433120, 438534, 487260, 519744, 584712, 649680, 692992, 730890, 779616, 866240, 877068, 974520, 1039488, 1096335, 1169424, 1299360, 1461780, 1559232, 1732480, 1754136, 1949040, 2078976, 2192670, 2338848, 2598720, 2923560, 3118464, 3464960, 3508272, 3898080, 4385340, 4677696, 5197440, 5847120, 6236928, 7016544, 7796160, 8770680, 9355392, 10394880, 11694240, 14033088, 15592320, 17541360, 18710784, 23388480, 28066176, 31184640, 35082720, 46776960, 56132352, 70165440, 93553920, 140330880, 280661760]

約数ペア:

[(1, 280661760), (2, 140330880), (3, 93553920), (4, 70165440), (5, 56132352), (6, 46776960), (8, 35082720), (9, 31184640), (10, 28066176), (12, 23388480), (15, 18710784), (16, 17541360), (18, 15592320), (20, 14033088), (24, 11694240), (27, 10394880), (30, 9355392), (32, 8770680), (36, 7796160), (40, 7016544), (45, 6236928), (48, 5847120), (54, 5197440), (60, 4677696), (64, 4385340), (72, 3898080), (80, 3508272), (81, 3464960), (90, 3118464), (96, 2923560), (108, 2598720), (120, 2338848), (128, 2192670), (135, 2078976), (144, 1949040), (160, 1754136), (162, 1732480), (180, 1559232), (192, 1461780), (216, 1299360), (240, 1169424), (256, 1096335), (270, 1039488), (288, 974520), (320, 877068), (324, 866240), (360, 779616), (384, 730890), (405, 692992), (432, 649680), (480, 584712), (540, 519744), (576, 487260), (640, 438534), (648, 433120), (720, 389808), (768, 365445), (810, 346496), (864, 324840), (960, 292356), (1080, 259872), (1152, 243630), (1280, 219267), (1296, 216560), (1440, 194904), (1620, 173248), (1728, 162420), (1920, 146178), (2160, 129936), (2304, 121815), (2592, 108280), (2707, 103680), (2880, 97452), (3240, 86624), (3456, 81210), (3840, 73089), (4320, 64968), (5184, 54140), (5414, 51840), (5760, 48726), (6480, 43312), (6912, 40605), (8121, 34560), (8640, 32484), (10368, 27070), (10828, 25920), (11520, 24363), (12960, 21656), (13535, 20736), (16242, 17280)]