977235420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{332393}}^1$

素因数の和:332419

約数の個数: 72

約数和(自身を含む): 3183004944

約数和(自身を除く): 2205769524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 332393, 664786, 997179, 1329572, 1661965, 1994358, 2326751, 3323930, 3988716, 4653502, 4985895, 6647860, 6980253, 9307004, 9971790, 11633755, 13960506, 16287257, 19943580, 23267510, 27921012, 32574514, 34901265, 46535020, 48861771, 65149028, 69802530, 81436285, 97723542, 139605060, 162872570, 195447084, 244308855, 325745140, 488617710, 977235420]

約数ペア:

[(1, 977235420), (2, 488617710), (3, 325745140), (4, 244308855), (5, 195447084), (6, 162872570), (7, 139605060), (10, 97723542), (12, 81436285), (14, 69802530), (15, 65149028), (20, 48861771), (21, 46535020), (28, 34901265), (30, 32574514), (35, 27921012), (42, 23267510), (49, 19943580), (60, 16287257), (70, 13960506), (84, 11633755), (98, 9971790), (105, 9307004), (140, 6980253), (147, 6647860), (196, 4985895), (210, 4653502), (245, 3988716), (294, 3323930), (420, 2326751), (490, 1994358), (588, 1661965), (735, 1329572), (980, 997179), (1470, 664786), (2940, 332393)]