87230720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2963}}^1$

素因数の和:3007

約数の個数: 72

約数和(自身を含む): 218102976

約数和(自身を除く): 130872256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 2963, 3680, 5888, 5926, 7360, 11852, 14720, 14815, 23704, 29440, 29630, 47408, 59260, 68149, 94816, 118520, 136298, 189632, 237040, 272596, 340745, 379264, 474080, 545192, 681490, 758528, 948160, 1090384, 1362980, 1896320, 2180768, 2725960, 3792640, 4361536, 5451920, 8723072, 10903840, 17446144, 21807680, 43615360, 87230720]

約数ペア:

[(1, 87230720), (2, 43615360), (4, 21807680), (5, 17446144), (8, 10903840), (10, 8723072), (16, 5451920), (20, 4361536), (23, 3792640), (32, 2725960), (40, 2180768), (46, 1896320), (64, 1362980), (80, 1090384), (92, 948160), (115, 758528), (128, 681490), (160, 545192), (184, 474080), (230, 379264), (256, 340745), (320, 272596), (368, 237040), (460, 189632), (640, 136298), (736, 118520), (920, 94816), (1280, 68149), (1472, 59260), (1840, 47408), (2944, 29630), (2963, 29440), (3680, 23704), (5888, 14815), (5926, 14720), (7360, 11852)]