157388856

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 445824000

約数和(自身を除く): 288435144

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 79, 102, 114, 136, 152, 158, 204, 228, 237, 257, 316, 323, 408, 456, 474, 514, 632, 646, 771, 948, 969, 1028, 1292, 1343, 1501, 1542, 1896, 1938, 2056, 2584, 2686, 3002, 3084, 3876, 4029, 4369, 4503, 4883, 5372, 6004, 6168, 7752, 8058, 8738, 9006, 9766, 10744, 12008, 13107, 14649, 16116, 17476, 18012, 19532, 20303, 25517, 26214, 29298, 32232, 34952, 36024, 39064, 40606, 51034, 52428, 58596, 60909, 76551, 81212, 83011, 102068, 104856, 117192, 121818, 153102, 162424, 166022, 204136, 243636, 249033, 306204, 332044, 345151, 385757, 487272, 498066, 612408, 664088, 690302, 771514, 996132, 1035453, 1157271, 1380604, 1543028, 1992264, 2070906, 2314542, 2761208, 3086056, 4141812, 4629084, 6557869, 8283624, 9258168, 13115738, 19673607, 26231476, 39347214, 52462952, 78694428, 157388856]

約数ペア:

[(1, 157388856), (2, 78694428), (3, 52462952), (4, 39347214), (6, 26231476), (8, 19673607), (12, 13115738), (17, 9258168), (19, 8283624), (24, 6557869), (34, 4629084), (38, 4141812), (51, 3086056), (57, 2761208), (68, 2314542), (76, 2070906), (79, 1992264), (102, 1543028), (114, 1380604), (136, 1157271), (152, 1035453), (158, 996132), (204, 771514), (228, 690302), (237, 664088), (257, 612408), (316, 498066), (323, 487272), (408, 385757), (456, 345151), (474, 332044), (514, 306204), (632, 249033), (646, 243636), (771, 204136), (948, 166022), (969, 162424), (1028, 153102), (1292, 121818), (1343, 117192), (1501, 104856), (1542, 102068), (1896, 83011), (1938, 81212), (2056, 76551), (2584, 60909), (2686, 58596), (3002, 52428), (3084, 51034), (3876, 40606), (4029, 39064), (4369, 36024), (4503, 34952), (4883, 32232), (5372, 29298), (6004, 26214), (6168, 25517), (7752, 20303), (8058, 19532), (8738, 18012), (9006, 17476), (9766, 16116), (10744, 14649), (12008, 13107)]