26463420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1955

約数の個数: 72

約数和(自身を含む): 81332160

約数和(自身を除く): 54868740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 1861, 2370, 2844, 3555, 3722, 4740, 5583, 7110, 7444, 9305, 11166, 14220, 16749, 18610, 22332, 27915, 33498, 37220, 55830, 66996, 83745, 111660, 147019, 167490, 294038, 334980, 441057, 588076, 735095, 882114, 1323171, 1470190, 1764228, 2205285, 2646342, 2940380, 4410570, 5292684, 6615855, 8821140, 13231710, 26463420]

約数ペア:

[(1, 26463420), (2, 13231710), (3, 8821140), (4, 6615855), (5, 5292684), (6, 4410570), (9, 2940380), (10, 2646342), (12, 2205285), (15, 1764228), (18, 1470190), (20, 1323171), (30, 882114), (36, 735095), (45, 588076), (60, 441057), (79, 334980), (90, 294038), (158, 167490), (180, 147019), (237, 111660), (316, 83745), (395, 66996), (474, 55830), (711, 37220), (790, 33498), (948, 27915), (1185, 22332), (1422, 18610), (1580, 16749), (1861, 14220), (2370, 11166), (2844, 9305), (3555, 7444), (3722, 7110), (4740, 5583)]