664751376

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{33211}}^1$

素因数の和:33364

約数の個数: 60

約数和(自身を含む): 1873821040

約数和(自身を除く): 1209069664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 5004, 6672, 10008, 20016, 33211, 66422, 99633, 132844, 199266, 265688, 298899, 398532, 531376, 597798, 797064, 1195596, 1594128, 2391192, 4616329, 4782384, 9232658, 13848987, 18465316, 27697974, 36930632, 41546961, 55395948, 73861264, 83093922, 110791896, 166187844, 221583792, 332375688, 664751376]

約数ペア:

[(1, 664751376), (2, 332375688), (3, 221583792), (4, 166187844), (6, 110791896), (8, 83093922), (9, 73861264), (12, 55395948), (16, 41546961), (18, 36930632), (24, 27697974), (36, 18465316), (48, 13848987), (72, 9232658), (139, 4782384), (144, 4616329), (278, 2391192), (417, 1594128), (556, 1195596), (834, 797064), (1112, 597798), (1251, 531376), (1668, 398532), (2224, 298899), (2502, 265688), (3336, 199266), (5004, 132844), (6672, 99633), (10008, 66422), (20016, 33211)]