68463540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1223}}^1$

素因数の和:1549

約数の個数: 72

約数和(自身を含む): 208510848

約数和(自身を除く): 140047308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1223, 1244, 1555, 1866, 2446, 2799, 3110, 3669, 3732, 4665, 4892, 5598, 6115, 6220, 7338, 9330, 11007, 11196, 12230, 13995, 14676, 18345, 18660, 22014, 24460, 27990, 36690, 44028, 55035, 55980, 73380, 110070, 220140, 380353, 760706, 1141059, 1521412, 1901765, 2282118, 3423177, 3803530, 4564236, 5705295, 6846354, 7607060, 11410590, 13692708, 17115885, 22821180, 34231770, 68463540]

約数ペア:

[(1, 68463540), (2, 34231770), (3, 22821180), (4, 17115885), (5, 13692708), (6, 11410590), (9, 7607060), (10, 6846354), (12, 5705295), (15, 4564236), (18, 3803530), (20, 3423177), (30, 2282118), (36, 1901765), (45, 1521412), (60, 1141059), (90, 760706), (180, 380353), (311, 220140), (622, 110070), (933, 73380), (1223, 55980), (1244, 55035), (1555, 44028), (1866, 36690), (2446, 27990), (2799, 24460), (3110, 22014), (3669, 18660), (3732, 18345), (4665, 14676), (4892, 13995), (5598, 12230), (6115, 11196), (6220, 11007), (7338, 9330)]