69768180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1171}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 212450784

約数和(自身を除く): 142682604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1171, 1324, 1655, 1986, 2342, 2979, 3310, 3513, 3972, 4684, 4965, 5855, 5958, 6620, 7026, 9930, 10539, 11710, 11916, 14052, 14895, 17565, 19860, 21078, 23420, 29790, 35130, 42156, 52695, 59580, 70260, 105390, 210780, 387601, 775202, 1162803, 1550404, 1938005, 2325606, 3488409, 3876010, 4651212, 5814015, 6976818, 7752020, 11628030, 13953636, 17442045, 23256060, 34884090, 69768180]

約数ペア:

[(1, 69768180), (2, 34884090), (3, 23256060), (4, 17442045), (5, 13953636), (6, 11628030), (9, 7752020), (10, 6976818), (12, 5814015), (15, 4651212), (18, 3876010), (20, 3488409), (30, 2325606), (36, 1938005), (45, 1550404), (60, 1162803), (90, 775202), (180, 387601), (331, 210780), (662, 105390), (993, 70260), (1171, 59580), (1324, 52695), (1655, 42156), (1986, 35130), (2342, 29790), (2979, 23420), (3310, 21078), (3513, 19860), (3972, 17565), (4684, 14895), (4965, 14052), (5855, 11916), (5958, 11710), (6620, 10539), (7026, 9930)]