80669988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{320119}}^1$

素因数の和:320136

約数の個数: 36

約数和(自身を含む): 233047360

約数和(自身を除く): 152377372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 320119, 640238, 960357, 1280476, 1920714, 2240833, 2881071, 3841428, 4481666, 5762142, 6722499, 8963332, 11524284, 13444998, 20167497, 26889996, 40334994, 80669988]

約数ペア:

[(1, 80669988), (2, 40334994), (3, 26889996), (4, 20167497), (6, 13444998), (7, 11524284), (9, 8963332), (12, 6722499), (14, 5762142), (18, 4481666), (21, 3841428), (28, 2881071), (36, 2240833), (42, 1920714), (63, 1280476), (84, 960357), (126, 640238), (252, 320119)]