30081370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 64022400

約数和(自身を除く): 33941030

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 389, 407, 418, 703, 778, 814, 1045, 1406, 1945, 2035, 2090, 3515, 3890, 4070, 4279, 7030, 7391, 7733, 8558, 14393, 14782, 15466, 21395, 28786, 36955, 38665, 42790, 71965, 73910, 77330, 81301, 143930, 158323, 162602, 273467, 316646, 406505, 546934, 791615, 813010, 1367335, 1583230, 2734670, 3008137, 6016274, 15040685, 30081370]

約数ペア:

[(1, 30081370), (2, 15040685), (5, 6016274), (10, 3008137), (11, 2734670), (19, 1583230), (22, 1367335), (37, 813010), (38, 791615), (55, 546934), (74, 406505), (95, 316646), (110, 273467), (185, 162602), (190, 158323), (209, 143930), (370, 81301), (389, 77330), (407, 73910), (418, 71965), (703, 42790), (778, 38665), (814, 36955), (1045, 28786), (1406, 21395), (1945, 15466), (2035, 14782), (2090, 14393), (3515, 8558), (3890, 7733), (4070, 7391), (4279, 7030)]