128732256

素因数分解:

$2^5\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1009}}^1$

素因数の和:1468

約数の個数: 72

約数和(自身を含む): 367272360

約数和(自身を除く): 238540104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 443, 886, 1009, 1329, 1772, 2018, 2658, 3027, 3544, 3987, 4036, 5316, 6054, 7088, 7974, 8072, 9081, 10632, 12108, 14176, 15948, 16144, 18162, 21264, 24216, 31896, 32288, 36324, 42528, 48432, 63792, 72648, 96864, 127584, 145296, 290592, 446987, 893974, 1340961, 1787948, 2681922, 3575896, 4022883, 5363844, 7151792, 8045766, 10727688, 14303584, 16091532, 21455376, 32183064, 42910752, 64366128, 128732256]

約数ペア:

[(1, 128732256), (2, 64366128), (3, 42910752), (4, 32183064), (6, 21455376), (8, 16091532), (9, 14303584), (12, 10727688), (16, 8045766), (18, 7151792), (24, 5363844), (32, 4022883), (36, 3575896), (48, 2681922), (72, 1787948), (96, 1340961), (144, 893974), (288, 446987), (443, 290592), (886, 145296), (1009, 127584), (1329, 96864), (1772, 72648), (2018, 63792), (2658, 48432), (3027, 42528), (3544, 36324), (3987, 32288), (4036, 31896), (5316, 24216), (6054, 21264), (7088, 18162), (7974, 16144), (8072, 15948), (9081, 14176), (10632, 12108)]