320682240

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{1031}}^1$

素因数の和:1067

約数の個数: 216

約数和(自身を含む): 1151736768

約数和(自身を除く): 831054528

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, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1031, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2062, 2160, 2304, 2430, 2592, 2880, 3093, 3240, 3456, 3840, 3888, 4124, 4320, 4860, 5155, 5184, 5760, 6186, 6480, 6912, 7776, 8248, 8640, 9279, 9720, 10310, 10368, 11520, 12372, 12960, 15465, 15552, 16496, 17280, 18558, 19440, 20620, 20736, 24744, 25920, 27837, 30930, 31104, 32992, 34560, 37116, 38880, 41240, 46395, 49488, 51840, 55674, 61860, 62208, 65984, 74232, 77760, 82480, 83511, 92790, 98976, 103680, 111348, 123720, 131968, 139185, 148464, 155520, 164960, 167022, 185580, 197952, 222696, 247440, 250533, 263936, 278370, 296928, 311040, 329920, 334044, 371160, 395904, 417555, 445392, 494880, 501066, 556740, 593856, 659840, 668088, 742320, 791808, 835110, 890784, 989760, 1002132, 1113480, 1187712, 1252665, 1319680, 1336176, 1484640, 1670220, 1781568, 1979520, 2004264, 2226960, 2375424, 2505330, 2672352, 2969280, 3340440, 3563136, 3959040, 4008528, 4453920, 5010660, 5344704, 5938560, 6680880, 7126272, 8017056, 8907840, 10021320, 10689408, 11877120, 13361760, 16034112, 17815680, 20042640, 21378816, 26723520, 32068224, 35631360, 40085280, 53447040, 64136448, 80170560, 106894080, 160341120, 320682240]

約数ペア:

[(1, 320682240), (2, 160341120), (3, 106894080), (4, 80170560), (5, 64136448), (6, 53447040), (8, 40085280), (9, 35631360), (10, 32068224), (12, 26723520), (15, 21378816), (16, 20042640), (18, 17815680), (20, 16034112), (24, 13361760), (27, 11877120), (30, 10689408), (32, 10021320), (36, 8907840), (40, 8017056), (45, 7126272), (48, 6680880), (54, 5938560), (60, 5344704), (64, 5010660), (72, 4453920), (80, 4008528), (81, 3959040), (90, 3563136), (96, 3340440), (108, 2969280), (120, 2672352), (128, 2505330), (135, 2375424), (144, 2226960), (160, 2004264), (162, 1979520), (180, 1781568), (192, 1670220), (216, 1484640), (240, 1336176), (243, 1319680), (256, 1252665), (270, 1187712), (288, 1113480), (320, 1002132), (324, 989760), (360, 890784), (384, 835110), (405, 791808), (432, 742320), (480, 668088), (486, 659840), (540, 593856), (576, 556740), (640, 501066), (648, 494880), (720, 445392), (768, 417555), (810, 395904), (864, 371160), (960, 334044), (972, 329920), (1031, 311040), (1080, 296928), (1152, 278370), (1215, 263936), (1280, 250533), (1296, 247440), (1440, 222696), (1620, 197952), (1728, 185580), (1920, 167022), (1944, 164960), (2062, 155520), (2160, 148464), (2304, 139185), (2430, 131968), (2592, 123720), (2880, 111348), (3093, 103680), (3240, 98976), (3456, 92790), (3840, 83511), (3888, 82480), (4124, 77760), (4320, 74232), (4860, 65984), (5155, 62208), (5184, 61860), (5760, 55674), (6186, 51840), (6480, 49488), (6912, 46395), (7776, 41240), (8248, 38880), (8640, 37116), (9279, 34560), (9720, 32992), (10310, 31104), (10368, 30930), (11520, 27837), (12372, 25920), (12960, 24744), (15465, 20736), (15552, 20620), (16496, 19440), (17280, 18558)]