401215680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:725

約数の個数: 280

約数和(自身を含む): 1491459552

約数和(自身を除く): 1090243872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 192, 207, 216, 230, 240, 270, 276, 288, 320, 324, 345, 360, 368, 405, 414, 432, 460, 480, 540, 552, 576, 621, 648, 673, 690, 720, 736, 810, 828, 864, 920, 960, 1035, 1080, 1104, 1242, 1296, 1346, 1380, 1440, 1472, 1620, 1656, 1728, 1840, 1863, 2019, 2070, 2160, 2208, 2484, 2592, 2692, 2760, 2880, 3105, 3240, 3312, 3365, 3680, 3726, 4038, 4140, 4320, 4416, 4968, 5184, 5384, 5520, 6057, 6210, 6480, 6624, 6730, 7360, 7452, 8076, 8280, 8640, 9315, 9936, 10095, 10768, 11040, 12114, 12420, 12960, 13248, 13460, 14904, 15479, 16152, 16560, 18171, 18630, 19872, 20190, 21536, 22080, 24228, 24840, 25920, 26920, 29808, 30285, 30958, 32304, 33120, 36342, 37260, 39744, 40380, 43072, 46437, 48456, 49680, 53840, 54513, 59616, 60570, 61916, 64608, 66240, 72684, 74520, 77395, 80760, 90855, 92874, 96912, 99360, 107680, 109026, 119232, 121140, 123832, 129216, 139311, 145368, 149040, 154790, 161520, 181710, 185748, 193824, 198720, 215360, 218052, 232185, 242280, 247664, 272565, 278622, 290736, 298080, 309580, 323040, 363420, 371496, 387648, 417933, 436104, 464370, 484560, 495328, 545130, 557244, 581472, 596160, 619160, 646080, 696555, 726840, 742992, 835866, 872208, 928740, 969120, 990656, 1090260, 1114488, 1162944, 1238320, 1253799, 1393110, 1453680, 1485984, 1671732, 1744416, 1857480, 1938240, 2089665, 2180520, 2228976, 2476640, 2507598, 2786220, 2907360, 2971968, 3343464, 3488832, 3714960, 4179330, 4361040, 4457952, 4953280, 5015196, 5572440, 5814720, 6268995, 6686928, 7429920, 8358660, 8722080, 8915904, 10030392, 11144880, 12537990, 13373856, 14859840, 16717320, 17444160, 20060784, 22289760, 25075980, 26747712, 33434640, 40121568, 44579520, 50151960, 66869280, 80243136, 100303920, 133738560, 200607840, 401215680]

約数ペア:

[(1, 401215680), (2, 200607840), (3, 133738560), (4, 100303920), (5, 80243136), (6, 66869280), (8, 50151960), (9, 44579520), (10, 40121568), (12, 33434640), (15, 26747712), (16, 25075980), (18, 22289760), (20, 20060784), (23, 17444160), (24, 16717320), (27, 14859840), (30, 13373856), (32, 12537990), (36, 11144880), (40, 10030392), (45, 8915904), (46, 8722080), (48, 8358660), (54, 7429920), (60, 6686928), (64, 6268995), (69, 5814720), (72, 5572440), (80, 5015196), (81, 4953280), (90, 4457952), (92, 4361040), (96, 4179330), (108, 3714960), (115, 3488832), (120, 3343464), (135, 2971968), (138, 2907360), (144, 2786220), (160, 2507598), (162, 2476640), (180, 2228976), (184, 2180520), (192, 2089665), (207, 1938240), (216, 1857480), (230, 1744416), (240, 1671732), (270, 1485984), (276, 1453680), (288, 1393110), (320, 1253799), (324, 1238320), (345, 1162944), (360, 1114488), (368, 1090260), (405, 990656), (414, 969120), (432, 928740), (460, 872208), (480, 835866), (540, 742992), (552, 726840), (576, 696555), (621, 646080), (648, 619160), (673, 596160), (690, 581472), (720, 557244), (736, 545130), (810, 495328), (828, 484560), (864, 464370), (920, 436104), (960, 417933), (1035, 387648), (1080, 371496), (1104, 363420), (1242, 323040), (1296, 309580), (1346, 298080), (1380, 290736), (1440, 278622), (1472, 272565), (1620, 247664), (1656, 242280), (1728, 232185), (1840, 218052), (1863, 215360), (2019, 198720), (2070, 193824), (2160, 185748), (2208, 181710), (2484, 161520), (2592, 154790), (2692, 149040), (2760, 145368), (2880, 139311), (3105, 129216), (3240, 123832), (3312, 121140), (3365, 119232), (3680, 109026), (3726, 107680), (4038, 99360), (4140, 96912), (4320, 92874), (4416, 90855), (4968, 80760), (5184, 77395), (5384, 74520), (5520, 72684), (6057, 66240), (6210, 64608), (6480, 61916), (6624, 60570), (6730, 59616), (7360, 54513), (7452, 53840), (8076, 49680), (8280, 48456), (8640, 46437), (9315, 43072), (9936, 40380), (10095, 39744), (10768, 37260), (11040, 36342), (12114, 33120), (12420, 32304), (12960, 30958), (13248, 30285), (13460, 29808), (14904, 26920), (15479, 25920), (16152, 24840), (16560, 24228), (18171, 22080), (18630, 21536), (19872, 20190)]