255719256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1867}}^1$

素因数の和:2328

約数の個数: 64

約数和(自身を含む): 690412800

約数和(自身を除く): 434693544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 439, 878, 1317, 1756, 1867, 2634, 3512, 3734, 5268, 5601, 5707, 7468, 10536, 11202, 11414, 14936, 17121, 22404, 22828, 24271, 34242, 44808, 45656, 48542, 68484, 72813, 97084, 136968, 145626, 194168, 291252, 582504, 819613, 1639226, 2458839, 3278452, 4917678, 6556904, 9835356, 10654969, 19670712, 21309938, 31964907, 42619876, 63929814, 85239752, 127859628, 255719256]

約数ペア:

[(1, 255719256), (2, 127859628), (3, 85239752), (4, 63929814), (6, 42619876), (8, 31964907), (12, 21309938), (13, 19670712), (24, 10654969), (26, 9835356), (39, 6556904), (52, 4917678), (78, 3278452), (104, 2458839), (156, 1639226), (312, 819613), (439, 582504), (878, 291252), (1317, 194168), (1756, 145626), (1867, 136968), (2634, 97084), (3512, 72813), (3734, 68484), (5268, 48542), (5601, 45656), (5707, 44808), (7468, 34242), (10536, 24271), (11202, 22828), (11414, 22404), (14936, 17121)]