80938080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56207}}^1$

素因数の和:56228

約数の個数: 72

約数和(自身を含む): 276206112

約数和(自身を除く): 195268032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56207, 112414, 168621, 224828, 281035, 337242, 449656, 505863, 562070, 674484, 843105, 899312, 1011726, 1124140, 1348968, 1686210, 1798624, 2023452, 2248280, 2529315, 2697936, 3372420, 4046904, 4496560, 5058630, 5395872, 6744840, 8093808, 8993120, 10117260, 13489680, 16187616, 20234520, 26979360, 40469040, 80938080]

約数ペア:

[(1, 80938080), (2, 40469040), (3, 26979360), (4, 20234520), (5, 16187616), (6, 13489680), (8, 10117260), (9, 8993120), (10, 8093808), (12, 6744840), (15, 5395872), (16, 5058630), (18, 4496560), (20, 4046904), (24, 3372420), (30, 2697936), (32, 2529315), (36, 2248280), (40, 2023452), (45, 1798624), (48, 1686210), (60, 1348968), (72, 1124140), (80, 1011726), (90, 899312), (96, 843105), (120, 674484), (144, 562070), (160, 505863), (180, 449656), (240, 337242), (288, 281035), (360, 224828), (480, 168621), (720, 112414), (1440, 56207)]