31377888

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1621

約数の個数: 96

約数和(自身を含む): 95558400

約数和(自身を除く): 64180512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1579, 1656, 2208, 2484, 3158, 3312, 4737, 4968, 6316, 6624, 9474, 9936, 12632, 14211, 18948, 19872, 25264, 28422, 36317, 37896, 42633, 50528, 56844, 72634, 75792, 85266, 108951, 113688, 145268, 151584, 170532, 217902, 227376, 290536, 326853, 341064, 435804, 454752, 581072, 653706, 682128, 871608, 980559, 1162144, 1307412, 1364256, 1743216, 1961118, 2614824, 3486432, 3922236, 5229648, 7844472, 10459296, 15688944, 31377888]

約数ペア:

[(1, 31377888), (2, 15688944), (3, 10459296), (4, 7844472), (6, 5229648), (8, 3922236), (9, 3486432), (12, 2614824), (16, 1961118), (18, 1743216), (23, 1364256), (24, 1307412), (27, 1162144), (32, 980559), (36, 871608), (46, 682128), (48, 653706), (54, 581072), (69, 454752), (72, 435804), (92, 341064), (96, 326853), (108, 290536), (138, 227376), (144, 217902), (184, 170532), (207, 151584), (216, 145268), (276, 113688), (288, 108951), (368, 85266), (414, 75792), (432, 72634), (552, 56844), (621, 50528), (736, 42633), (828, 37896), (864, 36317), (1104, 28422), (1242, 25264), (1579, 19872), (1656, 18948), (2208, 14211), (2484, 12632), (3158, 9936), (3312, 9474), (4737, 6624), (4968, 6316)]