247544752

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 638209152

約数和(自身を除く): 390664400

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 73, 91, 104, 112, 119, 136, 137, 146, 182, 208, 221, 238, 272, 274, 292, 364, 442, 476, 511, 548, 584, 728, 884, 949, 952, 959, 1022, 1096, 1168, 1241, 1456, 1547, 1768, 1781, 1898, 1904, 1918, 2044, 2192, 2329, 2482, 3094, 3536, 3562, 3796, 3836, 4088, 4658, 4964, 6188, 6643, 7124, 7592, 7672, 8176, 8687, 9316, 9928, 10001, 12376, 12467, 13286, 14248, 15184, 15344, 16133, 16303, 17374, 18632, 19856, 20002, 24752, 24934, 26572, 28496, 30277, 32266, 32606, 34748, 37264, 40004, 49868, 53144, 60554, 64532, 65212, 69496, 70007, 80008, 99736, 106288, 112931, 121108, 129064, 130013, 130424, 138992, 140014, 160016, 170017, 199472, 211939, 225862, 242216, 258128, 260026, 260848, 280028, 340034, 423878, 451724, 484432, 520052, 560056, 680068, 847756, 903448, 910091, 1040104, 1120112, 1190119, 1360136, 1695512, 1806896, 1820182, 2080208, 2210221, 2380238, 2720272, 3391024, 3640364, 4420442, 4760476, 7280728, 8840884, 9520952, 14561456, 15471547, 17681768, 19041904, 30943094, 35363536, 61886188, 123772376, 247544752]

約数ペア:

[(1, 247544752), (2, 123772376), (4, 61886188), (7, 35363536), (8, 30943094), (13, 19041904), (14, 17681768), (16, 15471547), (17, 14561456), (26, 9520952), (28, 8840884), (34, 7280728), (52, 4760476), (56, 4420442), (68, 3640364), (73, 3391024), (91, 2720272), (104, 2380238), (112, 2210221), (119, 2080208), (136, 1820182), (137, 1806896), (146, 1695512), (182, 1360136), (208, 1190119), (221, 1120112), (238, 1040104), (272, 910091), (274, 903448), (292, 847756), (364, 680068), (442, 560056), (476, 520052), (511, 484432), (548, 451724), (584, 423878), (728, 340034), (884, 280028), (949, 260848), (952, 260026), (959, 258128), (1022, 242216), (1096, 225862), (1168, 211939), (1241, 199472), (1456, 170017), (1547, 160016), (1768, 140014), (1781, 138992), (1898, 130424), (1904, 130013), (1918, 129064), (2044, 121108), (2192, 112931), (2329, 106288), (2482, 99736), (3094, 80008), (3536, 70007), (3562, 69496), (3796, 65212), (3836, 64532), (4088, 60554), (4658, 53144), (4964, 49868), (6188, 40004), (6643, 37264), (7124, 34748), (7592, 32606), (7672, 32266), (8176, 30277), (8687, 28496), (9316, 26572), (9928, 24934), (10001, 24752), (12376, 20002), (12467, 19856), (13286, 18632), (14248, 17374), (15184, 16303), (15344, 16133)]