257188716

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1260

約数の個数: 96

約数和(自身を含む): 712212480

約数和(自身を除く): 455023764

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 127, 153, 204, 254, 306, 381, 459, 508, 612, 762, 918, 1103, 1143, 1524, 1836, 2159, 2206, 2286, 3309, 3429, 4318, 4412, 4572, 6477, 6618, 6858, 8636, 9927, 12954, 13236, 13716, 18751, 19431, 19854, 25908, 29781, 37502, 38862, 39708, 56253, 58293, 59562, 75004, 77724, 112506, 116586, 119124, 140081, 168759, 225012, 233172, 280162, 337518, 420243, 506277, 560324, 675036, 840486, 1012554, 1260729, 1680972, 2025108, 2381377, 2521458, 3782187, 4762754, 5042916, 7144131, 7564374, 9525508, 14288262, 15128748, 21432393, 28576524, 42864786, 64297179, 85729572, 128594358, 257188716]

約数ペア:

[(1, 257188716), (2, 128594358), (3, 85729572), (4, 64297179), (6, 42864786), (9, 28576524), (12, 21432393), (17, 15128748), (18, 14288262), (27, 9525508), (34, 7564374), (36, 7144131), (51, 5042916), (54, 4762754), (68, 3782187), (102, 2521458), (108, 2381377), (127, 2025108), (153, 1680972), (204, 1260729), (254, 1012554), (306, 840486), (381, 675036), (459, 560324), (508, 506277), (612, 420243), (762, 337518), (918, 280162), (1103, 233172), (1143, 225012), (1524, 168759), (1836, 140081), (2159, 119124), (2206, 116586), (2286, 112506), (3309, 77724), (3429, 75004), (4318, 59562), (4412, 58293), (4572, 56253), (6477, 39708), (6618, 38862), (6858, 37502), (8636, 29781), (9927, 25908), (12954, 19854), (13236, 19431), (13716, 18751)]