127784320

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8681}}^1$

素因数の和:8723

約数の個数: 64

約数和(自身を含む): 318803040

約数和(自身を除く): 191018720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 8681, 14720, 17362, 34724, 43405, 69448, 86810, 138896, 173620, 199663, 277792, 347240, 399326, 555584, 694480, 798652, 998315, 1111168, 1388960, 1597304, 1996630, 2777920, 3194608, 3993260, 5555840, 6389216, 7986520, 12778432, 15973040, 25556864, 31946080, 63892160, 127784320]

約数ペア:

[(1, 127784320), (2, 63892160), (4, 31946080), (5, 25556864), (8, 15973040), (10, 12778432), (16, 7986520), (20, 6389216), (23, 5555840), (32, 3993260), (40, 3194608), (46, 2777920), (64, 1996630), (80, 1597304), (92, 1388960), (115, 1111168), (128, 998315), (160, 798652), (184, 694480), (230, 555584), (320, 399326), (368, 347240), (460, 277792), (640, 199663), (736, 173620), (920, 138896), (1472, 86810), (1840, 69448), (2944, 43405), (3680, 34724), (7360, 17362), (8681, 14720)]