258230720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73361}}^1$

素因数の和:73389

約数の個数: 56

約数和(自身を含む): 670822128

約数和(自身を除く): 412591408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 73361, 146722, 293444, 366805, 586888, 733610, 806971, 1173776, 1467220, 1613942, 2347552, 2934440, 3227884, 4034855, 4695104, 5868880, 6455768, 8069710, 11737760, 12911536, 16139420, 23475520, 25823072, 32278840, 51646144, 64557680, 129115360, 258230720]

約数ペア:

[(1, 258230720), (2, 129115360), (4, 64557680), (5, 51646144), (8, 32278840), (10, 25823072), (11, 23475520), (16, 16139420), (20, 12911536), (22, 11737760), (32, 8069710), (40, 6455768), (44, 5868880), (55, 4695104), (64, 4034855), (80, 3227884), (88, 2934440), (110, 2347552), (160, 1613942), (176, 1467220), (220, 1173776), (320, 806971), (352, 733610), (440, 586888), (704, 366805), (880, 293444), (1760, 146722), (3520, 73361)]