71649180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9257}}^1$

素因数の和:9315

約数の個数: 72

約数和(自身を含む): 222414192

約数和(自身を除く): 150765012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 9257, 18514, 27771, 37028, 46285, 55542, 83313, 92570, 111084, 138855, 166626, 185140, 277710, 333252, 398051, 416565, 555420, 796102, 833130, 1194153, 1592204, 1666260, 1990255, 2388306, 3582459, 3980510, 4776612, 5970765, 7164918, 7961020, 11941530, 14329836, 17912295, 23883060, 35824590, 71649180]

約数ペア:

[(1, 71649180), (2, 35824590), (3, 23883060), (4, 17912295), (5, 14329836), (6, 11941530), (9, 7961020), (10, 7164918), (12, 5970765), (15, 4776612), (18, 3980510), (20, 3582459), (30, 2388306), (36, 1990255), (43, 1666260), (45, 1592204), (60, 1194153), (86, 833130), (90, 796102), (129, 555420), (172, 416565), (180, 398051), (215, 333252), (258, 277710), (387, 185140), (430, 166626), (516, 138855), (645, 111084), (774, 92570), (860, 83313), (1290, 55542), (1548, 46285), (1935, 37028), (2580, 27771), (3870, 18514), (7740, 9257)]