259490280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{44131}}^1$

素因数の和:44159

約数の個数: 96

約数和(自身を含む): 905588640

約数和(自身を除く): 646098360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 44131, 88262, 132393, 176524, 220655, 264786, 308917, 353048, 441310, 529572, 617834, 661965, 882620, 926751, 1059144, 1235668, 1323930, 1544585, 1765240, 1853502, 2162419, 2471336, 2647860, 3089170, 3707004, 4324838, 4633755, 5295720, 6178340, 6487257, 7414008, 8649676, 9267510, 10812095, 12356680, 12974514, 17299352, 18535020, 21624190, 25949028, 32436285, 37070040, 43248380, 51898056, 64872570, 86496760, 129745140, 259490280]

約数ペア:

[(1, 259490280), (2, 129745140), (3, 86496760), (4, 64872570), (5, 51898056), (6, 43248380), (7, 37070040), (8, 32436285), (10, 25949028), (12, 21624190), (14, 18535020), (15, 17299352), (20, 12974514), (21, 12356680), (24, 10812095), (28, 9267510), (30, 8649676), (35, 7414008), (40, 6487257), (42, 6178340), (49, 5295720), (56, 4633755), (60, 4324838), (70, 3707004), (84, 3089170), (98, 2647860), (105, 2471336), (120, 2162419), (140, 1853502), (147, 1765240), (168, 1544585), (196, 1323930), (210, 1235668), (245, 1059144), (280, 926751), (294, 882620), (392, 661965), (420, 617834), (490, 529572), (588, 441310), (735, 353048), (840, 308917), (980, 264786), (1176, 220655), (1470, 176524), (1960, 132393), (2940, 88262), (5880, 44131)]