245352016

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 160

約数和(自身を含む): 631904000

約数和(自身を除く): 386551984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 181, 182, 196, 208, 247, 266, 304, 343, 362, 364, 392, 494, 532, 637, 686, 724, 728, 784, 931, 988, 1064, 1267, 1274, 1372, 1448, 1456, 1729, 1862, 1976, 2128, 2353, 2534, 2548, 2744, 2896, 3439, 3458, 3724, 3952, 4459, 4706, 5068, 5096, 5488, 6517, 6878, 6916, 7448, 8869, 8918, 9412, 10136, 10192, 12103, 13034, 13756, 13832, 14896, 16471, 17738, 17836, 18824, 20272, 24073, 24206, 26068, 27512, 27664, 32942, 35476, 35672, 37648, 44707, 48146, 48412, 52136, 55024, 62083, 65884, 70952, 71344, 84721, 89414, 96292, 96824, 104272, 115297, 124166, 131768, 141904, 168511, 169442, 178828, 192584, 193648, 230594, 248332, 263536, 312949, 337022, 338884, 357656, 385168, 461188, 496664, 625898, 674044, 677768, 715312, 807079, 922376, 993328, 1179577, 1251796, 1348088, 1355536, 1614158, 1844752, 2190643, 2359154, 2503592, 2696176, 3228316, 4381286, 4718308, 5007184, 6456632, 8762572, 9436616, 12913264, 15334501, 17525144, 18873232, 30669002, 35050288, 61338004, 122676008, 245352016]

約数ペア:

[(1, 245352016), (2, 122676008), (4, 61338004), (7, 35050288), (8, 30669002), (13, 18873232), (14, 17525144), (16, 15334501), (19, 12913264), (26, 9436616), (28, 8762572), (38, 6456632), (49, 5007184), (52, 4718308), (56, 4381286), (76, 3228316), (91, 2696176), (98, 2503592), (104, 2359154), (112, 2190643), (133, 1844752), (152, 1614158), (181, 1355536), (182, 1348088), (196, 1251796), (208, 1179577), (247, 993328), (266, 922376), (304, 807079), (343, 715312), (362, 677768), (364, 674044), (392, 625898), (494, 496664), (532, 461188), (637, 385168), (686, 357656), (724, 338884), (728, 337022), (784, 312949), (931, 263536), (988, 248332), (1064, 230594), (1267, 193648), (1274, 192584), (1372, 178828), (1448, 169442), (1456, 168511), (1729, 141904), (1862, 131768), (1976, 124166), (2128, 115297), (2353, 104272), (2534, 96824), (2548, 96292), (2744, 89414), (2896, 84721), (3439, 71344), (3458, 70952), (3724, 65884), (3952, 62083), (4459, 55024), (4706, 52136), (5068, 48412), (5096, 48146), (5488, 44707), (6517, 37648), (6878, 35672), (6916, 35476), (7448, 32942), (8869, 27664), (8918, 27512), (9412, 26068), (10136, 24206), (10192, 24073), (12103, 20272), (13034, 18824), (13756, 17836), (13832, 17738), (14896, 16471)]