255365418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:604

約数の個数: 96

約数和(自身を含む): 648869760

約数和(自身を除く): 393504342

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 109, 121, 154, 218, 231, 242, 327, 363, 461, 462, 654, 726, 763, 847, 922, 1199, 1383, 1526, 1694, 2289, 2398, 2541, 2766, 3227, 3597, 4578, 5071, 5082, 6454, 7194, 8393, 9681, 10142, 13189, 15213, 16786, 19362, 25179, 26378, 30426, 35497, 39567, 50249, 50358, 55781, 70994, 79134, 92323, 100498, 106491, 111562, 150747, 167343, 184646, 212982, 276969, 301494, 334686, 351743, 390467, 552739, 553938, 703486, 780934, 1055229, 1105478, 1171401, 1658217, 2110458, 2342802, 3316434, 3869173, 6080129, 7738346, 11607519, 12160258, 18240387, 23215038, 36480774, 42560903, 85121806, 127682709, 255365418]

約数ペア:

[(1, 255365418), (2, 127682709), (3, 85121806), (6, 42560903), (7, 36480774), (11, 23215038), (14, 18240387), (21, 12160258), (22, 11607519), (33, 7738346), (42, 6080129), (66, 3869173), (77, 3316434), (109, 2342802), (121, 2110458), (154, 1658217), (218, 1171401), (231, 1105478), (242, 1055229), (327, 780934), (363, 703486), (461, 553938), (462, 552739), (654, 390467), (726, 351743), (763, 334686), (847, 301494), (922, 276969), (1199, 212982), (1383, 184646), (1526, 167343), (1694, 150747), (2289, 111562), (2398, 106491), (2541, 100498), (2766, 92323), (3227, 79134), (3597, 70994), (4578, 55781), (5071, 50358), (5082, 50249), (6454, 39567), (7194, 35497), (8393, 30426), (9681, 26378), (10142, 25179), (13189, 19362), (15213, 16786)]