248511872

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 611020800

約数和(自身を除く): 362508928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 92, 112, 124, 128, 161, 184, 217, 224, 248, 322, 368, 389, 434, 448, 496, 644, 713, 736, 778, 868, 896, 992, 1288, 1426, 1472, 1556, 1736, 1984, 2576, 2723, 2852, 2944, 3112, 3472, 3968, 4991, 5152, 5446, 5704, 6224, 6944, 8947, 9982, 10304, 10892, 11408, 12059, 12448, 13888, 17894, 19964, 20608, 21784, 22816, 24118, 24896, 27776, 35788, 39928, 43568, 45632, 48236, 49792, 62629, 71576, 79856, 84413, 87136, 91264, 96472, 125258, 143152, 159712, 168826, 174272, 192944, 250516, 277357, 286304, 319424, 337652, 348544, 385888, 501032, 554714, 572608, 638848, 675304, 771776, 1002064, 1109428, 1145216, 1350608, 1543552, 1941499, 2004128, 2218856, 2701216, 3882998, 4008256, 4437712, 5402432, 7765996, 8016512, 8875424, 10804864, 15531992, 17750848, 31063984, 35501696, 62127968, 124255936, 248511872]

約数ペア:

[(1, 248511872), (2, 124255936), (4, 62127968), (7, 35501696), (8, 31063984), (14, 17750848), (16, 15531992), (23, 10804864), (28, 8875424), (31, 8016512), (32, 7765996), (46, 5402432), (56, 4437712), (62, 4008256), (64, 3882998), (92, 2701216), (112, 2218856), (124, 2004128), (128, 1941499), (161, 1543552), (184, 1350608), (217, 1145216), (224, 1109428), (248, 1002064), (322, 771776), (368, 675304), (389, 638848), (434, 572608), (448, 554714), (496, 501032), (644, 385888), (713, 348544), (736, 337652), (778, 319424), (868, 286304), (896, 277357), (992, 250516), (1288, 192944), (1426, 174272), (1472, 168826), (1556, 159712), (1736, 143152), (1984, 125258), (2576, 96472), (2723, 91264), (2852, 87136), (2944, 84413), (3112, 79856), (3472, 71576), (3968, 62629), (4991, 49792), (5152, 48236), (5446, 45632), (5704, 43568), (6224, 39928), (6944, 35788), (8947, 27776), (9982, 24896), (10304, 24118), (10892, 22816), (11408, 21784), (12059, 20608), (12448, 19964), (13888, 17894)]