208487048

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 529182720

約数和(自身を除く): 320695672

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 43, 44, 56, 68, 77, 86, 88, 119, 136, 154, 172, 187, 238, 301, 308, 344, 374, 463, 473, 476, 602, 616, 731, 748, 926, 946, 952, 1204, 1309, 1462, 1496, 1852, 1892, 2408, 2618, 2924, 3241, 3311, 3704, 3784, 5093, 5117, 5236, 5848, 6482, 6622, 7871, 8041, 10186, 10234, 10472, 12964, 13244, 15742, 16082, 19909, 20372, 20468, 25928, 26488, 31484, 32164, 35651, 39818, 40744, 40936, 55097, 56287, 62968, 64328, 71302, 79636, 86581, 110194, 112574, 139363, 142604, 159272, 173162, 218999, 220388, 225148, 278726, 285208, 338453, 346324, 437998, 440776, 450296, 557452, 606067, 676906, 692648, 875996, 1114904, 1212134, 1353812, 1532993, 1751992, 2369171, 2424268, 2707624, 3065986, 3722983, 4738342, 4848536, 6131972, 7445966, 9476684, 12263944, 14891932, 18953368, 26060881, 29783864, 52121762, 104243524, 208487048]

約数ペア:

[(1, 208487048), (2, 104243524), (4, 52121762), (7, 29783864), (8, 26060881), (11, 18953368), (14, 14891932), (17, 12263944), (22, 9476684), (28, 7445966), (34, 6131972), (43, 4848536), (44, 4738342), (56, 3722983), (68, 3065986), (77, 2707624), (86, 2424268), (88, 2369171), (119, 1751992), (136, 1532993), (154, 1353812), (172, 1212134), (187, 1114904), (238, 875996), (301, 692648), (308, 676906), (344, 606067), (374, 557452), (463, 450296), (473, 440776), (476, 437998), (602, 346324), (616, 338453), (731, 285208), (748, 278726), (926, 225148), (946, 220388), (952, 218999), (1204, 173162), (1309, 159272), (1462, 142604), (1496, 139363), (1852, 112574), (1892, 110194), (2408, 86581), (2618, 79636), (2924, 71302), (3241, 64328), (3311, 62968), (3704, 56287), (3784, 55097), (5093, 40936), (5117, 40744), (5236, 39818), (5848, 35651), (6482, 32164), (6622, 31484), (7871, 26488), (8041, 25928), (10186, 20468), (10234, 20372), (10472, 19909), (12964, 16082), (13244, 15742)]