289323180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7019}}^1$

素因数の和:7263

約数の個数: 72

約数和(自身を含む): 881571600

約数和(自身を除く): 592248420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 6870, 7019, 8244, 10305, 13740, 14038, 20610, 21057, 28076, 35095, 41220, 42114, 63171, 70190, 84228, 105285, 126342, 140380, 210570, 252684, 315855, 421140, 631710, 1263420, 1607351, 3214702, 4822053, 6429404, 8036755, 9644106, 14466159, 16073510, 19288212, 24110265, 28932318, 32147020, 48220530, 57864636, 72330795, 96441060, 144661590, 289323180]

約数ペア:

[(1, 289323180), (2, 144661590), (3, 96441060), (4, 72330795), (5, 57864636), (6, 48220530), (9, 32147020), (10, 28932318), (12, 24110265), (15, 19288212), (18, 16073510), (20, 14466159), (30, 9644106), (36, 8036755), (45, 6429404), (60, 4822053), (90, 3214702), (180, 1607351), (229, 1263420), (458, 631710), (687, 421140), (916, 315855), (1145, 252684), (1374, 210570), (2061, 140380), (2290, 126342), (2748, 105285), (3435, 84228), (4122, 70190), (4580, 63171), (6870, 42114), (7019, 41220), (8244, 35095), (10305, 28076), (13740, 21057), (14038, 20610)]