131889456

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 383881680

約数和(自身を除く): 251992224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 89, 123, 144, 164, 178, 246, 251, 267, 328, 356, 369, 492, 502, 534, 656, 712, 738, 753, 801, 984, 1004, 1068, 1424, 1476, 1506, 1602, 1968, 2008, 2136, 2259, 2952, 3012, 3204, 3649, 4016, 4272, 4518, 5904, 6024, 6408, 7298, 9036, 10291, 10947, 12048, 12816, 14596, 18072, 20582, 21894, 22339, 29192, 30873, 32841, 36144, 41164, 43788, 44678, 58384, 61746, 65682, 67017, 82328, 87576, 89356, 92619, 123492, 131364, 134034, 164656, 175152, 178712, 185238, 201051, 246984, 262728, 268068, 357424, 370476, 402102, 493968, 525456, 536136, 740952, 804204, 915899, 1072272, 1481904, 1608408, 1831798, 2747697, 3216816, 3663596, 5495394, 7327192, 8243091, 10990788, 14654384, 16486182, 21981576, 32972364, 43963152, 65944728, 131889456]

約数ペア:

[(1, 131889456), (2, 65944728), (3, 43963152), (4, 32972364), (6, 21981576), (8, 16486182), (9, 14654384), (12, 10990788), (16, 8243091), (18, 7327192), (24, 5495394), (36, 3663596), (41, 3216816), (48, 2747697), (72, 1831798), (82, 1608408), (89, 1481904), (123, 1072272), (144, 915899), (164, 804204), (178, 740952), (246, 536136), (251, 525456), (267, 493968), (328, 402102), (356, 370476), (369, 357424), (492, 268068), (502, 262728), (534, 246984), (656, 201051), (712, 185238), (738, 178712), (753, 175152), (801, 164656), (984, 134034), (1004, 131364), (1068, 123492), (1424, 92619), (1476, 89356), (1506, 87576), (1602, 82328), (1968, 67017), (2008, 65682), (2136, 61746), (2259, 58384), (2952, 44678), (3012, 43788), (3204, 41164), (3649, 36144), (4016, 32841), (4272, 30873), (4518, 29192), (5904, 22339), (6024, 21894), (6408, 20582), (7298, 18072), (9036, 14596), (10291, 12816), (10947, 12048)]