165519180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{306517}}^1$

素因数の和:306535

約数の個数: 48

約数和(自身を含む): 514950240

約数和(自身を除く): 349431060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 306517, 613034, 919551, 1226068, 1532585, 1839102, 2758653, 3065170, 3678204, 4597755, 5517306, 6130340, 8275959, 9195510, 11034612, 13793265, 16551918, 18391020, 27586530, 33103836, 41379795, 55173060, 82759590, 165519180]

約数ペア:

[(1, 165519180), (2, 82759590), (3, 55173060), (4, 41379795), (5, 33103836), (6, 27586530), (9, 18391020), (10, 16551918), (12, 13793265), (15, 11034612), (18, 9195510), (20, 8275959), (27, 6130340), (30, 5517306), (36, 4597755), (45, 3678204), (54, 3065170), (60, 2758653), (90, 1839102), (108, 1532585), (135, 1226068), (180, 919551), (270, 613034), (540, 306517)]