30710120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1637}}^1$

素因数の和:1722

約数の個数: 64

約数和(自身を含む): 80196480

約数和(自身を除く): 49486360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1637, 1876, 2345, 2680, 3274, 3752, 4690, 6548, 8185, 9380, 11459, 13096, 16370, 18760, 22918, 32740, 45836, 57295, 65480, 91672, 109679, 114590, 219358, 229180, 438716, 458360, 548395, 767753, 877432, 1096790, 1535506, 2193580, 3071012, 3838765, 4387160, 6142024, 7677530, 15355060, 30710120]

約数ペア:

[(1, 30710120), (2, 15355060), (4, 7677530), (5, 6142024), (7, 4387160), (8, 3838765), (10, 3071012), (14, 2193580), (20, 1535506), (28, 1096790), (35, 877432), (40, 767753), (56, 548395), (67, 458360), (70, 438716), (134, 229180), (140, 219358), (268, 114590), (280, 109679), (335, 91672), (469, 65480), (536, 57295), (670, 45836), (938, 32740), (1340, 22918), (1637, 18760), (1876, 16370), (2345, 13096), (2680, 11459), (3274, 9380), (3752, 8185), (4690, 6548)]