127961680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20773}}^1$

素因数の和:20804

約数の個数: 80

約数和(自身を含む): 370940544

約数和(自身を除く): 242978864

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 20773, 41546, 83092, 103865, 145411, 166184, 207730, 228503, 290822, 332368, 415460, 457006, 581644, 727055, 830920, 914012, 1142515, 1163288, 1454110, 1599521, 1661840, 1828024, 2285030, 2326576, 2908220, 3199042, 3656048, 4570060, 5816440, 6398084, 7997605, 9140120, 11632880, 12796168, 15995210, 18280240, 25592336, 31990420, 63980840, 127961680]

約数ペア:

[(1, 127961680), (2, 63980840), (4, 31990420), (5, 25592336), (7, 18280240), (8, 15995210), (10, 12796168), (11, 11632880), (14, 9140120), (16, 7997605), (20, 6398084), (22, 5816440), (28, 4570060), (35, 3656048), (40, 3199042), (44, 2908220), (55, 2326576), (56, 2285030), (70, 1828024), (77, 1661840), (80, 1599521), (88, 1454110), (110, 1163288), (112, 1142515), (140, 914012), (154, 830920), (176, 727055), (220, 581644), (280, 457006), (308, 415460), (385, 332368), (440, 290822), (560, 228503), (616, 207730), (770, 166184), (880, 145411), (1232, 103865), (1540, 83092), (3080, 41546), (6160, 20773)]