64812240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{90017}}^1$

素因数の和:90036

約数の個数: 60

約数和(自身を含む): 217663524

約数和(自身を除く): 152851284

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 90017, 180034, 270051, 360068, 450085, 540102, 720136, 810153, 900170, 1080204, 1350255, 1440272, 1620306, 1800340, 2160408, 2700510, 3240612, 3600680, 4050765, 4320816, 5401020, 6481224, 7201360, 8101530, 10802040, 12962448, 16203060, 21604080, 32406120, 64812240]

約数ペア:

[(1, 64812240), (2, 32406120), (3, 21604080), (4, 16203060), (5, 12962448), (6, 10802040), (8, 8101530), (9, 7201360), (10, 6481224), (12, 5401020), (15, 4320816), (16, 4050765), (18, 3600680), (20, 3240612), (24, 2700510), (30, 2160408), (36, 1800340), (40, 1620306), (45, 1440272), (48, 1350255), (60, 1080204), (72, 900170), (80, 810153), (90, 720136), (120, 540102), (144, 450085), (180, 360068), (240, 270051), (360, 180034), (720, 90017)]