84949480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27581}}^1$

素因数の和:27610

約数の個数: 64

約数和(自身を含む): 238308480

約数和(自身を除く): 153359000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 27581, 55162, 110324, 137905, 193067, 220648, 275810, 303391, 386134, 551620, 606782, 772268, 965335, 1103240, 1213564, 1516955, 1544536, 1930670, 2123737, 2427128, 3033910, 3861340, 4247474, 6067820, 7722680, 8494948, 10618685, 12135640, 16989896, 21237370, 42474740, 84949480]

約数ペア:

[(1, 84949480), (2, 42474740), (4, 21237370), (5, 16989896), (7, 12135640), (8, 10618685), (10, 8494948), (11, 7722680), (14, 6067820), (20, 4247474), (22, 3861340), (28, 3033910), (35, 2427128), (40, 2123737), (44, 1930670), (55, 1544536), (56, 1516955), (70, 1213564), (77, 1103240), (88, 965335), (110, 772268), (140, 606782), (154, 551620), (220, 386134), (280, 303391), (308, 275810), (385, 220648), (440, 193067), (616, 137905), (770, 110324), (1540, 55162), (3080, 27581)]