616784640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{160621}}^1$

素因数の和:160645

約数の個数: 72

約数和(自身を含む): 1969868208

約数和(自身を除く): 1353083568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 160621, 321242, 481863, 642484, 803105, 963726, 1284968, 1606210, 1927452, 2409315, 2569936, 3212420, 3854904, 4818630, 5139872, 6424840, 7709808, 9637260, 10279744, 12849680, 15419616, 19274520, 20559488, 25699360, 30839232, 38549040, 41118976, 51398720, 61678464, 77098080, 102797440, 123356928, 154196160, 205594880, 308392320, 616784640]

約数ペア:

[(1, 616784640), (2, 308392320), (3, 205594880), (4, 154196160), (5, 123356928), (6, 102797440), (8, 77098080), (10, 61678464), (12, 51398720), (15, 41118976), (16, 38549040), (20, 30839232), (24, 25699360), (30, 20559488), (32, 19274520), (40, 15419616), (48, 12849680), (60, 10279744), (64, 9637260), (80, 7709808), (96, 6424840), (120, 5139872), (128, 4818630), (160, 3854904), (192, 3212420), (240, 2569936), (256, 2409315), (320, 1927452), (384, 1606210), (480, 1284968), (640, 963726), (768, 803105), (960, 642484), (1280, 481863), (1920, 321242), (3840, 160621)]