56518720

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:995

約数の個数: 56

約数和(自身を含む): 135331200

約数和(自身を除く): 78812480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 739, 956, 1195, 1478, 1912, 2390, 2956, 3695, 3824, 4780, 5912, 7390, 7648, 9560, 11824, 14780, 15296, 19120, 23648, 29560, 38240, 47296, 59120, 76480, 118240, 176621, 236480, 353242, 706484, 883105, 1412968, 1766210, 2825936, 3532420, 5651872, 7064840, 11303744, 14129680, 28259360, 56518720]

約数ペア:

[(1, 56518720), (2, 28259360), (4, 14129680), (5, 11303744), (8, 7064840), (10, 5651872), (16, 3532420), (20, 2825936), (32, 1766210), (40, 1412968), (64, 883105), (80, 706484), (160, 353242), (239, 236480), (320, 176621), (478, 118240), (739, 76480), (956, 59120), (1195, 47296), (1478, 38240), (1912, 29560), (2390, 23648), (2956, 19120), (3695, 15296), (3824, 14780), (4780, 11824), (5912, 9560), (7390, 7648)]