128729670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1427}}^1$

素因数の和:1565

約数の個数: 64

約数和(自身を含む): 322430976

約数和(自身を除く): 193701306

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 97, 155, 186, 194, 291, 310, 465, 485, 582, 930, 970, 1427, 1455, 2854, 2910, 3007, 4281, 6014, 7135, 8562, 9021, 14270, 15035, 18042, 21405, 30070, 42810, 44237, 45105, 88474, 90210, 132711, 138419, 221185, 265422, 276838, 415257, 442370, 663555, 692095, 830514, 1327110, 1384190, 2076285, 4152570, 4290989, 8581978, 12872967, 21454945, 25745934, 42909890, 64364835, 128729670]

約数ペア:

[(1, 128729670), (2, 64364835), (3, 42909890), (5, 25745934), (6, 21454945), (10, 12872967), (15, 8581978), (30, 4290989), (31, 4152570), (62, 2076285), (93, 1384190), (97, 1327110), (155, 830514), (186, 692095), (194, 663555), (291, 442370), (310, 415257), (465, 276838), (485, 265422), (582, 221185), (930, 138419), (970, 132711), (1427, 90210), (1455, 88474), (2854, 45105), (2910, 44237), (3007, 42810), (4281, 30070), (6014, 21405), (7135, 18042), (8562, 15035), (9021, 14270)]