30743240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 76282560

約数和(自身を除く): 45539320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 653, 856, 1070, 1177, 1306, 2140, 2354, 2612, 3265, 4280, 4708, 5224, 5885, 6530, 7183, 9416, 11770, 13060, 14366, 23540, 26120, 28732, 35915, 47080, 57464, 69871, 71830, 139742, 143660, 279484, 287320, 349355, 558968, 698710, 768581, 1397420, 1537162, 2794840, 3074324, 3842905, 6148648, 7685810, 15371620, 30743240]

約数ペア:

[(1, 30743240), (2, 15371620), (4, 7685810), (5, 6148648), (8, 3842905), (10, 3074324), (11, 2794840), (20, 1537162), (22, 1397420), (40, 768581), (44, 698710), (55, 558968), (88, 349355), (107, 287320), (110, 279484), (214, 143660), (220, 139742), (428, 71830), (440, 69871), (535, 57464), (653, 47080), (856, 35915), (1070, 28732), (1177, 26120), (1306, 23540), (2140, 14366), (2354, 13060), (2612, 11770), (3265, 9416), (4280, 7183), (4708, 6530), (5224, 5885)]