401572864

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^2\times {\mathrm{463}}^1$

素因数の和:512

約数の個数: 132

約数和(自身を含む): 1010595712

約数和(自身を除く): 609022848

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 463, 484, 512, 616, 704, 847, 896, 926, 968, 1024, 1232, 1408, 1694, 1792, 1852, 1936, 2464, 2816, 3241, 3388, 3584, 3704, 3872, 4928, 5093, 5632, 6482, 6776, 7168, 7408, 7744, 9856, 10186, 11264, 12964, 13552, 14816, 15488, 19712, 20372, 25928, 27104, 29632, 30976, 35651, 39424, 40744, 51856, 54208, 56023, 59264, 61952, 71302, 78848, 81488, 103712, 108416, 112046, 118528, 123904, 142604, 162976, 207424, 216832, 224092, 237056, 285208, 325952, 392161, 414848, 433664, 448184, 474112, 570416, 651904, 784322, 829696, 867328, 896368, 1140832, 1303808, 1568644, 1659392, 1792736, 2281664, 2607616, 3137288, 3318784, 3585472, 4563328, 5215232, 6274576, 7170944, 9126656, 12549152, 14341888, 18253312, 25098304, 28683776, 36506624, 50196608, 57367552, 100393216, 200786432, 401572864]

約数ペア:

[(1, 401572864), (2, 200786432), (4, 100393216), (7, 57367552), (8, 50196608), (11, 36506624), (14, 28683776), (16, 25098304), (22, 18253312), (28, 14341888), (32, 12549152), (44, 9126656), (56, 7170944), (64, 6274576), (77, 5215232), (88, 4563328), (112, 3585472), (121, 3318784), (128, 3137288), (154, 2607616), (176, 2281664), (224, 1792736), (242, 1659392), (256, 1568644), (308, 1303808), (352, 1140832), (448, 896368), (463, 867328), (484, 829696), (512, 784322), (616, 651904), (704, 570416), (847, 474112), (896, 448184), (926, 433664), (968, 414848), (1024, 392161), (1232, 325952), (1408, 285208), (1694, 237056), (1792, 224092), (1852, 216832), (1936, 207424), (2464, 162976), (2816, 142604), (3241, 123904), (3388, 118528), (3584, 112046), (3704, 108416), (3872, 103712), (4928, 81488), (5093, 78848), (5632, 71302), (6482, 61952), (6776, 59264), (7168, 56023), (7408, 54208), (7744, 51856), (9856, 40744), (10186, 39424), (11264, 35651), (12964, 30976), (13552, 29632), (14816, 27104), (15488, 25928), (19712, 20372)]