256142832

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15649}}^1$

素因数の和:15702

約数の個数: 80

約数和(自身を含む): 745190400

約数和(自身を除く): 489047568

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 176, 186, 248, 264, 341, 372, 496, 528, 682, 744, 1023, 1364, 1488, 2046, 2728, 4092, 5456, 8184, 15649, 16368, 31298, 46947, 62596, 93894, 125192, 172139, 187788, 250384, 344278, 375576, 485119, 516417, 688556, 751152, 970238, 1032834, 1377112, 1455357, 1940476, 2065668, 2754224, 2910714, 3880952, 4131336, 5336309, 5821428, 7761904, 8262672, 10672618, 11642856, 16008927, 21345236, 23285712, 32017854, 42690472, 64035708, 85380944, 128071416, 256142832]

約数ペア:

[(1, 256142832), (2, 128071416), (3, 85380944), (4, 64035708), (6, 42690472), (8, 32017854), (11, 23285712), (12, 21345236), (16, 16008927), (22, 11642856), (24, 10672618), (31, 8262672), (33, 7761904), (44, 5821428), (48, 5336309), (62, 4131336), (66, 3880952), (88, 2910714), (93, 2754224), (124, 2065668), (132, 1940476), (176, 1455357), (186, 1377112), (248, 1032834), (264, 970238), (341, 751152), (372, 688556), (496, 516417), (528, 485119), (682, 375576), (744, 344278), (1023, 250384), (1364, 187788), (1488, 172139), (2046, 125192), (2728, 93894), (4092, 62596), (5456, 46947), (8184, 31298), (15649, 16368)]