256336872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 726312960

約数和(自身を除く): 469976088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 73, 88, 94, 132, 141, 146, 188, 219, 264, 282, 283, 292, 376, 438, 517, 564, 566, 584, 803, 849, 876, 1034, 1128, 1132, 1551, 1606, 1698, 1752, 2068, 2264, 2409, 3102, 3113, 3212, 3396, 3431, 4136, 4818, 6204, 6226, 6424, 6792, 6862, 9339, 9636, 10293, 12408, 12452, 13301, 13724, 18678, 19272, 20586, 20659, 24904, 26602, 27448, 37356, 37741, 39903, 41172, 41318, 53204, 61977, 74712, 75482, 79806, 82344, 82636, 106408, 113223, 123954, 146311, 150964, 159612, 165272, 226446, 227249, 247908, 292622, 301928, 319224, 438933, 452892, 454498, 495816, 585244, 681747, 877866, 905784, 908996, 970973, 1170488, 1363494, 1755732, 1817992, 1941946, 2726988, 2912919, 3511464, 3883892, 5453976, 5825838, 7767784, 10680703, 11651676, 21361406, 23303352, 32042109, 42722812, 64084218, 85445624, 128168436, 256336872]

約数ペア:

[(1, 256336872), (2, 128168436), (3, 85445624), (4, 64084218), (6, 42722812), (8, 32042109), (11, 23303352), (12, 21361406), (22, 11651676), (24, 10680703), (33, 7767784), (44, 5825838), (47, 5453976), (66, 3883892), (73, 3511464), (88, 2912919), (94, 2726988), (132, 1941946), (141, 1817992), (146, 1755732), (188, 1363494), (219, 1170488), (264, 970973), (282, 908996), (283, 905784), (292, 877866), (376, 681747), (438, 585244), (517, 495816), (564, 454498), (566, 452892), (584, 438933), (803, 319224), (849, 301928), (876, 292622), (1034, 247908), (1128, 227249), (1132, 226446), (1551, 165272), (1606, 159612), (1698, 150964), (1752, 146311), (2068, 123954), (2264, 113223), (2409, 106408), (3102, 82636), (3113, 82344), (3212, 79806), (3396, 75482), (3431, 74712), (4136, 61977), (4818, 53204), (6204, 41318), (6226, 41172), (6424, 39903), (6792, 37741), (6862, 37356), (9339, 27448), (9636, 26602), (10293, 24904), (12408, 20659), (12452, 20586), (13301, 19272), (13724, 18678)]