251071152

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1181}}^1$

素因数の和:1338

約数の個数: 80

約数和(自身を含む): 670695168

約数和(自身を除く): 419624016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 103, 129, 172, 206, 258, 309, 344, 412, 516, 618, 688, 824, 1032, 1181, 1236, 1648, 2064, 2362, 2472, 3543, 4429, 4724, 4944, 7086, 8858, 9448, 13287, 14172, 17716, 18896, 26574, 28344, 35432, 50783, 53148, 56688, 70864, 101566, 106296, 121643, 152349, 203132, 212592, 243286, 304698, 364929, 406264, 486572, 609396, 729858, 812528, 973144, 1218792, 1459716, 1946288, 2437584, 2919432, 5230649, 5838864, 10461298, 15691947, 20922596, 31383894, 41845192, 62767788, 83690384, 125535576, 251071152]

約数ペア:

[(1, 251071152), (2, 125535576), (3, 83690384), (4, 62767788), (6, 41845192), (8, 31383894), (12, 20922596), (16, 15691947), (24, 10461298), (43, 5838864), (48, 5230649), (86, 2919432), (103, 2437584), (129, 1946288), (172, 1459716), (206, 1218792), (258, 973144), (309, 812528), (344, 729858), (412, 609396), (516, 486572), (618, 406264), (688, 364929), (824, 304698), (1032, 243286), (1181, 212592), (1236, 203132), (1648, 152349), (2064, 121643), (2362, 106296), (2472, 101566), (3543, 70864), (4429, 56688), (4724, 53148), (4944, 50783), (7086, 35432), (8858, 28344), (9448, 26574), (13287, 18896), (14172, 17716)]