6401640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{7621}}^1$

素因数の和:7642

約数の個数: 64

約数和(自身を含む): 21951360

約数和(自身を除く): 15549720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 7621, 15242, 22863, 30484, 38105, 45726, 53347, 60968, 76210, 91452, 106694, 114315, 152420, 160041, 182904, 213388, 228630, 266735, 304840, 320082, 426776, 457260, 533470, 640164, 800205, 914520, 1066940, 1280328, 1600410, 2133880, 3200820, 6401640]

約数ペア:

[(1, 6401640), (2, 3200820), (3, 2133880), (4, 1600410), (5, 1280328), (6, 1066940), (7, 914520), (8, 800205), (10, 640164), (12, 533470), (14, 457260), (15, 426776), (20, 320082), (21, 304840), (24, 266735), (28, 228630), (30, 213388), (35, 182904), (40, 160041), (42, 152420), (56, 114315), (60, 106694), (70, 91452), (84, 76210), (105, 60968), (120, 53347), (140, 45726), (168, 38105), (210, 30484), (280, 22863), (420, 15242), (840, 7621)]