255351336

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 711244800

約数和(自身を除く): 455893464

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 97, 114, 138, 152, 184, 194, 228, 251, 276, 291, 388, 437, 456, 502, 552, 582, 753, 776, 874, 1004, 1164, 1311, 1506, 1748, 1843, 2008, 2231, 2328, 2622, 3012, 3496, 3686, 4462, 4769, 5244, 5529, 5773, 6024, 6693, 7372, 8924, 9538, 10488, 11058, 11546, 13386, 14307, 14744, 17319, 17848, 19076, 22116, 23092, 24347, 26772, 28614, 34638, 38152, 42389, 44232, 46184, 48694, 53544, 57228, 69276, 73041, 84778, 97388, 109687, 114456, 127167, 138552, 146082, 169556, 194776, 219374, 254334, 292164, 329061, 339112, 438748, 462593, 508668, 559981, 584328, 658122, 877496, 925186, 1017336, 1119962, 1316244, 1387779, 1679943, 1850372, 2239924, 2632488, 2775558, 3359886, 3700744, 4479848, 5551116, 6719772, 10639639, 11102232, 13439544, 21279278, 31918917, 42558556, 63837834, 85117112, 127675668, 255351336]

約数ペア:

[(1, 255351336), (2, 127675668), (3, 85117112), (4, 63837834), (6, 42558556), (8, 31918917), (12, 21279278), (19, 13439544), (23, 11102232), (24, 10639639), (38, 6719772), (46, 5551116), (57, 4479848), (69, 3700744), (76, 3359886), (92, 2775558), (97, 2632488), (114, 2239924), (138, 1850372), (152, 1679943), (184, 1387779), (194, 1316244), (228, 1119962), (251, 1017336), (276, 925186), (291, 877496), (388, 658122), (437, 584328), (456, 559981), (502, 508668), (552, 462593), (582, 438748), (753, 339112), (776, 329061), (874, 292164), (1004, 254334), (1164, 219374), (1311, 194776), (1506, 169556), (1748, 146082), (1843, 138552), (2008, 127167), (2231, 114456), (2328, 109687), (2622, 97388), (3012, 84778), (3496, 73041), (3686, 69276), (4462, 57228), (4769, 53544), (5244, 48694), (5529, 46184), (5773, 44232), (6024, 42389), (6693, 38152), (7372, 34638), (8924, 28614), (9538, 26772), (10488, 24347), (11058, 23092), (11546, 22116), (13386, 19076), (14307, 17848), (14744, 17319)]