1155754880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{257981}}^1$

素因数の和:258007

約数の個数: 64

約数和(自身を含む): 3157699680

約数和(自身を除く): 2001944800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 257981, 515962, 1031924, 1289905, 1805867, 2063848, 2579810, 3611734, 4127696, 5159620, 7223468, 8255392, 9029335, 10319240, 14446936, 16510784, 18058670, 20638480, 28893872, 33021568, 36117340, 41276960, 57787744, 72234680, 82553920, 115575488, 144469360, 165107840, 231150976, 288938720, 577877440, 1155754880]

約数ペア:

[(1, 1155754880), (2, 577877440), (4, 288938720), (5, 231150976), (7, 165107840), (8, 144469360), (10, 115575488), (14, 82553920), (16, 72234680), (20, 57787744), (28, 41276960), (32, 36117340), (35, 33021568), (40, 28893872), (56, 20638480), (64, 18058670), (70, 16510784), (80, 14446936), (112, 10319240), (128, 9029335), (140, 8255392), (160, 7223468), (224, 5159620), (280, 4127696), (320, 3611734), (448, 2579810), (560, 2063848), (640, 1805867), (896, 1289905), (1120, 1031924), (2240, 515962), (4480, 257981)]