280824840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{260023}}^1$

素因数の和:260043

約数の個数: 64

約数和(自身を含む): 936086400

約数和(自身を除く): 655261560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 260023, 520046, 780069, 1040092, 1300115, 1560138, 2080184, 2340207, 2600230, 3120276, 3900345, 4680414, 5200460, 6240552, 7020621, 7800690, 9360828, 10400920, 11701035, 14041242, 15601380, 18721656, 23402070, 28082484, 31202760, 35103105, 46804140, 56164968, 70206210, 93608280, 140412420, 280824840]

約数ペア:

[(1, 280824840), (2, 140412420), (3, 93608280), (4, 70206210), (5, 56164968), (6, 46804140), (8, 35103105), (9, 31202760), (10, 28082484), (12, 23402070), (15, 18721656), (18, 15601380), (20, 14041242), (24, 11701035), (27, 10400920), (30, 9360828), (36, 7800690), (40, 7020621), (45, 6240552), (54, 5200460), (60, 4680414), (72, 3900345), (90, 3120276), (108, 2600230), (120, 2340207), (135, 2080184), (180, 1560138), (216, 1300115), (270, 1040092), (360, 780069), (540, 520046), (1080, 260023)]