1278403380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7102241}}^1$

素因数の和:7102256

約数の個数: 36

約数和(自身を含む): 3877824132

約数和(自身を除く): 2599420752

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7102241, 14204482, 21306723, 28408964, 35511205, 42613446, 63920169, 71022410, 85226892, 106533615, 127840338, 142044820, 213067230, 255680676, 319600845, 426134460, 639201690, 1278403380]

約数ペア:

[(1, 1278403380), (2, 639201690), (3, 426134460), (4, 319600845), (5, 255680676), (6, 213067230), (9, 142044820), (10, 127840338), (12, 106533615), (15, 85226892), (18, 71022410), (20, 63920169), (30, 42613446), (36, 35511205), (45, 28408964), (60, 21306723), (90, 14204482), (180, 7102241)]