256523232

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2371}}^1$

素因数の和:2421

約数の個数: 144

約数和(自身を含む): 817713792

約数和(自身を除く): 561190560

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 69, 84, 92, 96, 98, 112, 138, 147, 161, 168, 184, 196, 224, 276, 294, 322, 336, 368, 392, 483, 552, 588, 644, 672, 736, 784, 966, 1104, 1127, 1176, 1288, 1568, 1932, 2208, 2254, 2352, 2371, 2576, 3381, 3864, 4508, 4704, 4742, 5152, 6762, 7113, 7728, 9016, 9484, 13524, 14226, 15456, 16597, 18032, 18968, 27048, 28452, 33194, 36064, 37936, 49791, 54096, 54533, 56904, 66388, 75872, 99582, 108192, 109066, 113808, 116179, 132776, 163599, 199164, 218132, 227616, 232358, 265552, 327198, 348537, 381731, 398328, 436264, 464716, 531104, 654396, 697074, 763462, 796656, 872528, 929432, 1145193, 1308792, 1394148, 1526924, 1593312, 1745056, 1858864, 2290386, 2617584, 2672117, 2788296, 3053848, 3717728, 4580772, 5235168, 5344234, 5576592, 6107696, 8016351, 9161544, 10688468, 11153184, 12215392, 16032702, 18323088, 21376936, 32065404, 36646176, 42753872, 64130808, 85507744, 128261616, 256523232]

約数ペア:

[(1, 256523232), (2, 128261616), (3, 85507744), (4, 64130808), (6, 42753872), (7, 36646176), (8, 32065404), (12, 21376936), (14, 18323088), (16, 16032702), (21, 12215392), (23, 11153184), (24, 10688468), (28, 9161544), (32, 8016351), (42, 6107696), (46, 5576592), (48, 5344234), (49, 5235168), (56, 4580772), (69, 3717728), (84, 3053848), (92, 2788296), (96, 2672117), (98, 2617584), (112, 2290386), (138, 1858864), (147, 1745056), (161, 1593312), (168, 1526924), (184, 1394148), (196, 1308792), (224, 1145193), (276, 929432), (294, 872528), (322, 796656), (336, 763462), (368, 697074), (392, 654396), (483, 531104), (552, 464716), (588, 436264), (644, 398328), (672, 381731), (736, 348537), (784, 327198), (966, 265552), (1104, 232358), (1127, 227616), (1176, 218132), (1288, 199164), (1568, 163599), (1932, 132776), (2208, 116179), (2254, 113808), (2352, 109066), (2371, 108192), (2576, 99582), (3381, 75872), (3864, 66388), (4508, 56904), (4704, 54533), (4742, 54096), (5152, 49791), (6762, 37936), (7113, 36064), (7728, 33194), (9016, 28452), (9484, 27048), (13524, 18968), (14226, 18032), (15456, 16597)]