128585916

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1601}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 342879264

約数和(自身を除く): 214293348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 97, 138, 194, 207, 276, 291, 388, 414, 582, 828, 873, 1164, 1601, 1746, 2231, 3202, 3492, 4462, 4803, 6404, 6693, 8924, 9606, 13386, 14409, 19212, 20079, 26772, 28818, 36823, 40158, 57636, 73646, 80316, 110469, 147292, 155297, 220938, 310594, 331407, 441876, 465891, 621188, 662814, 931782, 1325628, 1397673, 1863564, 2795346, 3571831, 5590692, 7143662, 10715493, 14287324, 21430986, 32146479, 42861972, 64292958, 128585916]

約数ペア:

[(1, 128585916), (2, 64292958), (3, 42861972), (4, 32146479), (6, 21430986), (9, 14287324), (12, 10715493), (18, 7143662), (23, 5590692), (36, 3571831), (46, 2795346), (69, 1863564), (92, 1397673), (97, 1325628), (138, 931782), (194, 662814), (207, 621188), (276, 465891), (291, 441876), (388, 331407), (414, 310594), (582, 220938), (828, 155297), (873, 147292), (1164, 110469), (1601, 80316), (1746, 73646), (2231, 57636), (3202, 40158), (3492, 36823), (4462, 28818), (4803, 26772), (6404, 20079), (6693, 19212), (8924, 14409), (9606, 13386)]