80918544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{240829}}^1$

素因数の和:240847

約数の個数: 40

約数和(自身を含む): 238903360

約数和(自身を除く): 157984816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 240829, 481658, 722487, 963316, 1444974, 1685803, 1926632, 2889948, 3371606, 3853264, 5057409, 5779896, 6743212, 10114818, 11559792, 13486424, 20229636, 26972848, 40459272, 80918544]

約数ペア:

[(1, 80918544), (2, 40459272), (3, 26972848), (4, 20229636), (6, 13486424), (7, 11559792), (8, 10114818), (12, 6743212), (14, 5779896), (16, 5057409), (21, 3853264), (24, 3371606), (28, 2889948), (42, 1926632), (48, 1685803), (56, 1444974), (84, 963316), (112, 722487), (168, 481658), (336, 240829)]