261805674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 607150080

約数和(自身を除く): 345344406

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 107, 114, 127, 169, 214, 247, 254, 321, 338, 381, 494, 507, 642, 741, 762, 1014, 1391, 1482, 1651, 2033, 2413, 2782, 3211, 3302, 4066, 4173, 4826, 4953, 6099, 6422, 7239, 8346, 9633, 9906, 12198, 13589, 14478, 18083, 19266, 21463, 26429, 27178, 31369, 36166, 40767, 42926, 52858, 54249, 62738, 64389, 79287, 81534, 94107, 108498, 128778, 158574, 176657, 188214, 258191, 343577, 353314, 407797, 516382, 529971, 687154, 774573, 815594, 1030731, 1059942, 1223391, 1549146, 2061462, 2296541, 2446782, 3356483, 4593082, 6712966, 6889623, 10069449, 13779246, 20138898, 43634279, 87268558, 130902837, 261805674]

約数ペア:

[(1, 261805674), (2, 130902837), (3, 87268558), (6, 43634279), (13, 20138898), (19, 13779246), (26, 10069449), (38, 6889623), (39, 6712966), (57, 4593082), (78, 3356483), (107, 2446782), (114, 2296541), (127, 2061462), (169, 1549146), (214, 1223391), (247, 1059942), (254, 1030731), (321, 815594), (338, 774573), (381, 687154), (494, 529971), (507, 516382), (642, 407797), (741, 353314), (762, 343577), (1014, 258191), (1391, 188214), (1482, 176657), (1651, 158574), (2033, 128778), (2413, 108498), (2782, 94107), (3211, 81534), (3302, 79287), (4066, 64389), (4173, 62738), (4826, 54249), (4953, 52858), (6099, 42926), (6422, 40767), (7239, 36166), (8346, 31369), (9633, 27178), (9906, 26429), (12198, 21463), (13589, 19266), (14478, 18083)]