241771428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1249}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 646100000

約数和(自身を除く): 404328572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 283, 342, 566, 684, 849, 1132, 1249, 1698, 2498, 2547, 3396, 3747, 4996, 5094, 5377, 7494, 10188, 10754, 11241, 14988, 16131, 21508, 22482, 23731, 32262, 44964, 47462, 48393, 64524, 71193, 94924, 96786, 142386, 193572, 213579, 284772, 353467, 427158, 706934, 854316, 1060401, 1413868, 2120802, 3181203, 4241604, 6362406, 6715873, 12724812, 13431746, 20147619, 26863492, 40295238, 60442857, 80590476, 120885714, 241771428]

約数ペア:

[(1, 241771428), (2, 120885714), (3, 80590476), (4, 60442857), (6, 40295238), (9, 26863492), (12, 20147619), (18, 13431746), (19, 12724812), (36, 6715873), (38, 6362406), (57, 4241604), (76, 3181203), (114, 2120802), (171, 1413868), (228, 1060401), (283, 854316), (342, 706934), (566, 427158), (684, 353467), (849, 284772), (1132, 213579), (1249, 193572), (1698, 142386), (2498, 96786), (2547, 94924), (3396, 71193), (3747, 64524), (4996, 48393), (5094, 47462), (5377, 44964), (7494, 32262), (10188, 23731), (10754, 22482), (11241, 21508), (14988, 16131)]