66957440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9511}}^1$

素因数の和:9541

約数の個数: 64

約数和(自身を含む): 174640320

約数和(自身を除く): 107682880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 9511, 19022, 38044, 47555, 76088, 95110, 104621, 152176, 190220, 209242, 304352, 380440, 418484, 523105, 608704, 760880, 836968, 1046210, 1217408, 1521760, 1673936, 2092420, 3043520, 3347872, 4184840, 6087040, 6695744, 8369680, 13391488, 16739360, 33478720, 66957440]

約数ペア:

[(1, 66957440), (2, 33478720), (4, 16739360), (5, 13391488), (8, 8369680), (10, 6695744), (11, 6087040), (16, 4184840), (20, 3347872), (22, 3043520), (32, 2092420), (40, 1673936), (44, 1521760), (55, 1217408), (64, 1046210), (80, 836968), (88, 760880), (110, 608704), (128, 523105), (160, 418484), (176, 380440), (220, 304352), (320, 209242), (352, 190220), (440, 152176), (640, 104621), (704, 95110), (880, 76088), (1408, 47555), (1760, 38044), (3520, 19022), (7040, 9511)]