248432870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 527216256

約数和(自身を除く): 278783386

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 73, 122, 146, 305, 365, 427, 511, 610, 730, 797, 854, 1022, 1594, 2135, 2555, 3985, 4270, 4453, 5110, 5579, 7970, 8906, 11158, 22265, 27895, 31171, 44530, 48617, 55790, 58181, 62342, 97234, 116362, 155855, 243085, 290905, 311710, 340319, 407267, 486170, 581810, 680638, 814534, 1701595, 2036335, 3403190, 3549041, 4072670, 7098082, 17745205, 24843287, 35490410, 49686574, 124216435, 248432870]

約数ペア:

[(1, 248432870), (2, 124216435), (5, 49686574), (7, 35490410), (10, 24843287), (14, 17745205), (35, 7098082), (61, 4072670), (70, 3549041), (73, 3403190), (122, 2036335), (146, 1701595), (305, 814534), (365, 680638), (427, 581810), (511, 486170), (610, 407267), (730, 340319), (797, 311710), (854, 290905), (1022, 243085), (1594, 155855), (2135, 116362), (2555, 97234), (3985, 62342), (4270, 58181), (4453, 55790), (5110, 48617), (5579, 44530), (7970, 31171), (8906, 27895), (11158, 22265)]