256183680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 256

約数和(自身を含む): 872467200

約数和(自身を除く): 616283520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 43, 48, 58, 60, 64, 80, 86, 87, 96, 107, 116, 120, 128, 129, 145, 160, 172, 174, 192, 214, 215, 232, 240, 258, 290, 320, 321, 344, 348, 384, 428, 430, 435, 464, 480, 516, 535, 580, 640, 642, 645, 688, 696, 856, 860, 870, 928, 960, 1032, 1070, 1160, 1247, 1284, 1290, 1376, 1392, 1605, 1712, 1720, 1740, 1856, 1920, 2064, 2140, 2320, 2494, 2568, 2580, 2752, 2784, 3103, 3210, 3424, 3440, 3480, 3712, 3741, 4128, 4280, 4601, 4640, 4988, 5136, 5160, 5504, 5568, 6206, 6235, 6420, 6848, 6880, 6960, 7482, 8256, 8560, 9202, 9280, 9309, 9976, 10272, 10320, 11136, 12412, 12470, 12840, 13696, 13760, 13803, 13920, 14964, 15515, 16512, 17120, 18404, 18560, 18618, 18705, 19952, 20544, 20640, 23005, 24824, 24940, 25680, 27520, 27606, 27840, 29928, 31030, 34240, 36808, 37236, 37410, 39904, 41088, 41280, 46010, 46545, 49648, 49880, 51360, 55212, 55680, 59856, 62060, 68480, 69015, 73616, 74472, 74820, 79808, 82560, 92020, 93090, 99296, 99760, 102720, 110424, 119712, 124120, 133429, 138030, 147232, 148944, 149640, 159616, 184040, 186180, 198592, 199520, 205440, 220848, 239424, 248240, 266858, 276060, 294464, 297888, 299280, 368080, 372360, 397184, 399040, 400287, 441696, 478848, 496480, 533716, 552120, 588928, 595776, 598560, 667145, 736160, 744720, 798080, 800574, 883392, 992960, 1067432, 1104240, 1191552, 1197120, 1334290, 1472320, 1489440, 1601148, 1766784, 1985920, 2001435, 2134864, 2208480, 2394240, 2668580, 2944640, 2978880, 3202296, 4002870, 4269728, 4416960, 5337160, 5957760, 6404592, 8005740, 8539456, 8833920, 10674320, 12809184, 16011480, 17078912, 21348640, 25618368, 32022960, 42697280, 51236736, 64045920, 85394560, 128091840, 256183680]

約数ペア:

[(1, 256183680), (2, 128091840), (3, 85394560), (4, 64045920), (5, 51236736), (6, 42697280), (8, 32022960), (10, 25618368), (12, 21348640), (15, 17078912), (16, 16011480), (20, 12809184), (24, 10674320), (29, 8833920), (30, 8539456), (32, 8005740), (40, 6404592), (43, 5957760), (48, 5337160), (58, 4416960), (60, 4269728), (64, 4002870), (80, 3202296), (86, 2978880), (87, 2944640), (96, 2668580), (107, 2394240), (116, 2208480), (120, 2134864), (128, 2001435), (129, 1985920), (145, 1766784), (160, 1601148), (172, 1489440), (174, 1472320), (192, 1334290), (214, 1197120), (215, 1191552), (232, 1104240), (240, 1067432), (258, 992960), (290, 883392), (320, 800574), (321, 798080), (344, 744720), (348, 736160), (384, 667145), (428, 598560), (430, 595776), (435, 588928), (464, 552120), (480, 533716), (516, 496480), (535, 478848), (580, 441696), (640, 400287), (642, 399040), (645, 397184), (688, 372360), (696, 368080), (856, 299280), (860, 297888), (870, 294464), (928, 276060), (960, 266858), (1032, 248240), (1070, 239424), (1160, 220848), (1247, 205440), (1284, 199520), (1290, 198592), (1376, 186180), (1392, 184040), (1605, 159616), (1712, 149640), (1720, 148944), (1740, 147232), (1856, 138030), (1920, 133429), (2064, 124120), (2140, 119712), (2320, 110424), (2494, 102720), (2568, 99760), (2580, 99296), (2752, 93090), (2784, 92020), (3103, 82560), (3210, 79808), (3424, 74820), (3440, 74472), (3480, 73616), (3712, 69015), (3741, 68480), (4128, 62060), (4280, 59856), (4601, 55680), (4640, 55212), (4988, 51360), (5136, 49880), (5160, 49648), (5504, 46545), (5568, 46010), (6206, 41280), (6235, 41088), (6420, 39904), (6848, 37410), (6880, 37236), (6960, 36808), (7482, 34240), (8256, 31030), (8560, 29928), (9202, 27840), (9280, 27606), (9309, 27520), (9976, 25680), (10272, 24940), (10320, 24824), (11136, 23005), (12412, 20640), (12470, 20544), (12840, 19952), (13696, 18705), (13760, 18618), (13803, 18560), (13920, 18404), (14964, 17120), (15515, 16512)]