6637960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 17291520

約数和(自身を除く): 10653560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 151, 157, 280, 302, 314, 604, 628, 755, 785, 1057, 1099, 1208, 1256, 1510, 1570, 2114, 2198, 3020, 3140, 4228, 4396, 5285, 5495, 6040, 6280, 8456, 8792, 10570, 10990, 21140, 21980, 23707, 42280, 43960, 47414, 94828, 118535, 165949, 189656, 237070, 331898, 474140, 663796, 829745, 948280, 1327592, 1659490, 3318980, 6637960]

約数ペア:

[(1, 6637960), (2, 3318980), (4, 1659490), (5, 1327592), (7, 948280), (8, 829745), (10, 663796), (14, 474140), (20, 331898), (28, 237070), (35, 189656), (40, 165949), (56, 118535), (70, 94828), (140, 47414), (151, 43960), (157, 42280), (280, 23707), (302, 21980), (314, 21140), (604, 10990), (628, 10570), (755, 8792), (785, 8456), (1057, 6280), (1099, 6040), (1208, 5495), (1256, 5285), (1510, 4396), (1570, 4228), (2114, 3140), (2198, 3020)]