256199346

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 629620992

約数和(自身を除く): 373421646

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 181, 207, 234, 263, 299, 362, 414, 526, 543, 598, 789, 897, 1086, 1578, 1629, 1794, 2353, 2367, 2691, 3258, 3419, 4163, 4706, 4734, 5382, 6049, 6838, 7059, 8326, 10257, 12098, 12489, 14118, 18147, 20514, 21177, 24978, 30771, 36294, 37467, 42354, 47603, 54119, 54441, 61542, 74934, 78637, 95206, 108238, 108882, 142809, 157274, 162357, 235911, 285618, 324714, 428427, 471822, 487071, 618839, 707733, 856854, 974142, 1094869, 1237678, 1415466, 1856517, 2189738, 3284607, 3713034, 5569551, 6569214, 9853821, 11139102, 14233297, 19707642, 28466594, 42699891, 85399782, 128099673, 256199346]

約数ペア:

[(1, 256199346), (2, 128099673), (3, 85399782), (6, 42699891), (9, 28466594), (13, 19707642), (18, 14233297), (23, 11139102), (26, 9853821), (39, 6569214), (46, 5569551), (69, 3713034), (78, 3284607), (117, 2189738), (138, 1856517), (181, 1415466), (207, 1237678), (234, 1094869), (263, 974142), (299, 856854), (362, 707733), (414, 618839), (526, 487071), (543, 471822), (598, 428427), (789, 324714), (897, 285618), (1086, 235911), (1578, 162357), (1629, 157274), (1794, 142809), (2353, 108882), (2367, 108238), (2691, 95206), (3258, 78637), (3419, 74934), (4163, 61542), (4706, 54441), (4734, 54119), (5382, 47603), (6049, 42354), (6838, 37467), (7059, 36294), (8326, 30771), (10257, 24978), (12098, 21177), (12489, 20514), (14118, 18147)]