668839680

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{6451}}^1$

素因数の和:6484

約数の個数: 180

約数和(自身を含む): 2393601672

約数和(自身を除く): 1724761992

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, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6451, 6480, 6912, 8640, 10368, 11520, 12902, 12960, 17280, 19353, 20736, 25804, 25920, 32255, 34560, 38706, 51608, 51840, 58059, 64510, 77412, 96765, 103216, 103680, 116118, 129020, 154824, 174177, 193530, 206432, 232236, 258040, 290295, 309648, 348354, 387060, 412864, 464472, 516080, 522531, 580590, 619296, 696708, 774120, 825728, 870885, 928944, 1032160, 1045062, 1161180, 1238592, 1393416, 1548240, 1651456, 1741770, 1857888, 2064320, 2090124, 2322360, 2477184, 2612655, 2786832, 3096480, 3483540, 3715776, 4128640, 4180248, 4644720, 4954368, 5225310, 5573664, 6192960, 6967080, 7431552, 8257280, 8360496, 9289440, 10450620, 11147328, 12385920, 13934160, 14863104, 16720992, 18578880, 20901240, 22294656, 24771840, 27868320, 33441984, 37157760, 41802480, 44589312, 55736640, 66883968, 74315520, 83604960, 111473280, 133767936, 167209920, 222946560, 334419840, 668839680]

約数ペア:

[(1, 668839680), (2, 334419840), (3, 222946560), (4, 167209920), (5, 133767936), (6, 111473280), (8, 83604960), (9, 74315520), (10, 66883968), (12, 55736640), (15, 44589312), (16, 41802480), (18, 37157760), (20, 33441984), (24, 27868320), (27, 24771840), (30, 22294656), (32, 20901240), (36, 18578880), (40, 16720992), (45, 14863104), (48, 13934160), (54, 12385920), (60, 11147328), (64, 10450620), (72, 9289440), (80, 8360496), (81, 8257280), (90, 7431552), (96, 6967080), (108, 6192960), (120, 5573664), (128, 5225310), (135, 4954368), (144, 4644720), (160, 4180248), (162, 4128640), (180, 3715776), (192, 3483540), (216, 3096480), (240, 2786832), (256, 2612655), (270, 2477184), (288, 2322360), (320, 2090124), (324, 2064320), (360, 1857888), (384, 1741770), (405, 1651456), (432, 1548240), (480, 1393416), (540, 1238592), (576, 1161180), (640, 1045062), (648, 1032160), (720, 928944), (768, 870885), (810, 825728), (864, 774120), (960, 696708), (1080, 619296), (1152, 580590), (1280, 522531), (1296, 516080), (1440, 464472), (1620, 412864), (1728, 387060), (1920, 348354), (2160, 309648), (2304, 290295), (2592, 258040), (2880, 232236), (3240, 206432), (3456, 193530), (3840, 174177), (4320, 154824), (5184, 129020), (5760, 116118), (6451, 103680), (6480, 103216), (6912, 96765), (8640, 77412), (10368, 64510), (11520, 58059), (12902, 51840), (12960, 51608), (17280, 38706), (19353, 34560), (20736, 32255), (25804, 25920)]