329063420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{701}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 806682240

約数和(自身を除く): 477618820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 479, 490, 701, 958, 980, 1402, 1916, 2395, 2804, 3353, 3505, 4790, 4907, 6706, 7010, 9580, 9814, 13412, 14020, 16765, 19628, 23471, 24535, 33530, 34349, 46942, 49070, 67060, 68698, 93884, 98140, 117355, 137396, 171745, 234710, 335779, 343490, 469420, 671558, 686980, 1343116, 1678895, 2350453, 3357790, 4700906, 6715580, 9401812, 11752265, 16453171, 23504530, 32906342, 47009060, 65812684, 82265855, 164531710, 329063420]

約数ペア:

[(1, 329063420), (2, 164531710), (4, 82265855), (5, 65812684), (7, 47009060), (10, 32906342), (14, 23504530), (20, 16453171), (28, 11752265), (35, 9401812), (49, 6715580), (70, 4700906), (98, 3357790), (140, 2350453), (196, 1678895), (245, 1343116), (479, 686980), (490, 671558), (701, 469420), (958, 343490), (980, 335779), (1402, 234710), (1916, 171745), (2395, 137396), (2804, 117355), (3353, 98140), (3505, 93884), (4790, 68698), (4907, 67060), (6706, 49070), (7010, 46942), (9580, 34349), (9814, 33530), (13412, 24535), (14020, 23471), (16765, 19628)]