64813680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{90019}}^1$

素因数の和:90038

約数の個数: 60

約数和(自身を含む): 217668360

約数和(自身を除く): 152854680

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, 90019, 180038, 270057, 360076, 450095, 540114, 720152, 810171, 900190, 1080228, 1350285, 1440304, 1620342, 1800380, 2160456, 2700570, 3240684, 3600760, 4050855, 4320912, 5401140, 6481368, 7201520, 8101710, 10802280, 12962736, 16203420, 21604560, 32406840, 64813680]

約数ペア:

[(1, 64813680), (2, 32406840), (3, 21604560), (4, 16203420), (5, 12962736), (6, 10802280), (8, 8101710), (9, 7201520), (10, 6481368), (12, 5401140), (15, 4320912), (16, 4050855), (18, 3600760), (20, 3240684), (24, 2700570), (30, 2160456), (36, 1800380), (40, 1620342), (45, 1440304), (48, 1350285), (60, 1080228), (72, 900190), (80, 810171), (90, 720152), (120, 540114), (144, 450095), (180, 360076), (240, 270057), (360, 180038), (720, 90019)]