47177820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{751}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 143707200

約数和(自身を除く): 96529380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 751, 1047, 1396, 1502, 1745, 2094, 2253, 3004, 3141, 3490, 3755, 4188, 4506, 5235, 6282, 6759, 6980, 7510, 9012, 10470, 11265, 12564, 13518, 15020, 15705, 20940, 22530, 27036, 31410, 33795, 45060, 62820, 67590, 135180, 262099, 524198, 786297, 1048396, 1310495, 1572594, 2358891, 2620990, 3145188, 3931485, 4717782, 5241980, 7862970, 9435564, 11794455, 15725940, 23588910, 47177820]

約数ペア:

[(1, 47177820), (2, 23588910), (3, 15725940), (4, 11794455), (5, 9435564), (6, 7862970), (9, 5241980), (10, 4717782), (12, 3931485), (15, 3145188), (18, 2620990), (20, 2358891), (30, 1572594), (36, 1310495), (45, 1048396), (60, 786297), (90, 524198), (180, 262099), (349, 135180), (698, 67590), (751, 62820), (1047, 45060), (1396, 33795), (1502, 31410), (1745, 27036), (2094, 22530), (2253, 20940), (3004, 15705), (3141, 15020), (3490, 13518), (3755, 12564), (4188, 11265), (4506, 10470), (5235, 9012), (6282, 7510), (6759, 6980)]