249618560

素因数分解:

$2^7\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1483}}^1$

素因数の和:1765

約数の個数: 64

約数和(自身を含む): 599417280

約数和(自身を除く): 349798720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 263, 320, 526, 640, 1052, 1315, 1483, 2104, 2630, 2966, 4208, 5260, 5932, 7415, 8416, 10520, 11864, 14830, 16832, 21040, 23728, 29660, 33664, 42080, 47456, 59320, 84160, 94912, 118640, 168320, 189824, 237280, 390029, 474560, 780058, 949120, 1560116, 1950145, 3120232, 3900290, 6240464, 7800580, 12480928, 15601160, 24961856, 31202320, 49923712, 62404640, 124809280, 249618560]

約数ペア:

[(1, 249618560), (2, 124809280), (4, 62404640), (5, 49923712), (8, 31202320), (10, 24961856), (16, 15601160), (20, 12480928), (32, 7800580), (40, 6240464), (64, 3900290), (80, 3120232), (128, 1950145), (160, 1560116), (263, 949120), (320, 780058), (526, 474560), (640, 390029), (1052, 237280), (1315, 189824), (1483, 168320), (2104, 118640), (2630, 94912), (2966, 84160), (4208, 59320), (5260, 47456), (5932, 42080), (7415, 33664), (8416, 29660), (10520, 23728), (11864, 21040), (14830, 16832)]