155665680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{648607}}^1$

素因数の和:648623

約数の個数: 40

約数和(自身を含む): 482564352

約数和(自身を除く): 326898672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 648607, 1297214, 1945821, 2594428, 3243035, 3891642, 5188856, 6486070, 7783284, 9729105, 10377712, 12972140, 15566568, 19458210, 25944280, 31133136, 38916420, 51888560, 77832840, 155665680]

約数ペア:

[(1, 155665680), (2, 77832840), (3, 51888560), (4, 38916420), (5, 31133136), (6, 25944280), (8, 19458210), (10, 15566568), (12, 12972140), (15, 10377712), (16, 9729105), (20, 7783284), (24, 6486070), (30, 5188856), (40, 3891642), (48, 3243035), (60, 2594428), (80, 1945821), (120, 1297214), (240, 648607)]