128716308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1153}}^1$

素因数の和:1613

約数の個数: 72

約数和(自身を含む): 373009728

約数和(自身を除く): 244293420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 443, 886, 1153, 1329, 1772, 2306, 2658, 3101, 3459, 3987, 4612, 5316, 6202, 6918, 7974, 8071, 9303, 10377, 12404, 13836, 15948, 16142, 18606, 20754, 24213, 27909, 32284, 37212, 41508, 48426, 55818, 72639, 96852, 111636, 145278, 290556, 510779, 1021558, 1532337, 2043116, 3064674, 3575453, 4597011, 6129348, 7150906, 9194022, 10726359, 14301812, 18388044, 21452718, 32179077, 42905436, 64358154, 128716308]

約数ペア:

[(1, 128716308), (2, 64358154), (3, 42905436), (4, 32179077), (6, 21452718), (7, 18388044), (9, 14301812), (12, 10726359), (14, 9194022), (18, 7150906), (21, 6129348), (28, 4597011), (36, 3575453), (42, 3064674), (63, 2043116), (84, 1532337), (126, 1021558), (252, 510779), (443, 290556), (886, 145278), (1153, 111636), (1329, 96852), (1772, 72639), (2306, 55818), (2658, 48426), (3101, 41508), (3459, 37212), (3987, 32284), (4612, 27909), (5316, 24213), (6202, 20754), (6918, 18606), (7974, 16142), (8071, 15948), (9303, 13836), (10377, 12404)]