1948920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 5940000

約数和(自身を除く): 3991080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 149, 218, 298, 327, 436, 447, 545, 596, 654, 745, 872, 894, 1090, 1192, 1308, 1490, 1635, 1788, 2180, 2235, 2616, 2980, 3270, 3576, 4360, 4470, 5960, 6540, 8940, 13080, 16241, 17880, 32482, 48723, 64964, 81205, 97446, 129928, 162410, 194892, 243615, 324820, 389784, 487230, 649640, 974460, 1948920]

約数ペア:

[(1, 1948920), (2, 974460), (3, 649640), (4, 487230), (5, 389784), (6, 324820), (8, 243615), (10, 194892), (12, 162410), (15, 129928), (20, 97446), (24, 81205), (30, 64964), (40, 48723), (60, 32482), (109, 17880), (120, 16241), (149, 13080), (218, 8940), (298, 6540), (327, 5960), (436, 4470), (447, 4360), (545, 3576), (596, 3270), (654, 2980), (745, 2616), (872, 2235), (894, 2180), (1090, 1788), (1192, 1635), (1308, 1490)]