321227704

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 732119040

約数和(自身を除く): 410891336

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 47, 56, 62, 94, 124, 127, 188, 217, 248, 254, 329, 376, 434, 508, 658, 868, 889, 961, 1016, 1316, 1457, 1736, 1778, 1922, 2632, 2914, 3556, 3844, 3937, 5828, 5969, 6727, 7112, 7688, 7874, 10199, 11656, 11938, 13454, 15748, 20398, 23876, 26908, 27559, 31496, 40796, 41783, 45167, 47752, 53816, 55118, 81592, 83566, 90334, 110236, 122047, 167132, 180668, 185039, 220472, 244094, 316169, 334264, 361336, 370078, 488188, 632338, 740156, 854329, 976376, 1264676, 1295273, 1480312, 1708658, 2529352, 2590546, 3417316, 5181092, 5736209, 6834632, 10362184, 11472418, 22944836, 40153463, 45889672, 80306926, 160613852, 321227704]

約数ペア:

[(1, 321227704), (2, 160613852), (4, 80306926), (7, 45889672), (8, 40153463), (14, 22944836), (28, 11472418), (31, 10362184), (47, 6834632), (56, 5736209), (62, 5181092), (94, 3417316), (124, 2590546), (127, 2529352), (188, 1708658), (217, 1480312), (248, 1295273), (254, 1264676), (329, 976376), (376, 854329), (434, 740156), (508, 632338), (658, 488188), (868, 370078), (889, 361336), (961, 334264), (1016, 316169), (1316, 244094), (1457, 220472), (1736, 185039), (1778, 180668), (1922, 167132), (2632, 122047), (2914, 110236), (3556, 90334), (3844, 83566), (3937, 81592), (5828, 55118), (5969, 53816), (6727, 47752), (7112, 45167), (7688, 41783), (7874, 40796), (10199, 31496), (11656, 27559), (11938, 26908), (13454, 23876), (15748, 20398)]