256331736

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{62459}}^1$

素因数の和:62493

約数の個数: 64

約数和(自身を含む): 749520000

約数和(自身を除く): 493188264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 62459, 124918, 187377, 249836, 374754, 499672, 562131, 749508, 1124262, 1186721, 1499016, 1686393, 2248524, 2373442, 3372786, 3560163, 4497048, 4746884, 6745572, 7120326, 9493768, 10680489, 13491144, 14240652, 21360978, 28481304, 32041467, 42721956, 64082934, 85443912, 128165868, 256331736]

約数ペア:

[(1, 256331736), (2, 128165868), (3, 85443912), (4, 64082934), (6, 42721956), (8, 32041467), (9, 28481304), (12, 21360978), (18, 14240652), (19, 13491144), (24, 10680489), (27, 9493768), (36, 7120326), (38, 6745572), (54, 4746884), (57, 4497048), (72, 3560163), (76, 3372786), (108, 2373442), (114, 2248524), (152, 1686393), (171, 1499016), (216, 1186721), (228, 1124262), (342, 749508), (456, 562131), (513, 499672), (684, 374754), (1026, 249836), (1368, 187377), (2052, 124918), (4104, 62459)]