278329656

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:601

約数の個数: 128

約数和(自身を含む): 796262400

約数和(自身を除く): 517932744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 71, 88, 93, 124, 132, 142, 186, 213, 248, 264, 284, 341, 372, 426, 479, 568, 682, 744, 781, 852, 958, 1023, 1364, 1437, 1562, 1704, 1916, 2046, 2201, 2343, 2728, 2874, 3124, 3832, 4092, 4402, 4686, 5269, 5748, 6248, 6603, 8184, 8804, 9372, 10538, 11496, 13206, 14849, 15807, 17608, 18744, 21076, 24211, 26412, 29698, 31614, 34009, 42152, 44547, 48422, 52824, 59396, 63228, 68018, 72633, 89094, 96844, 102027, 118792, 126456, 136036, 145266, 163339, 178188, 193688, 204054, 272072, 290532, 326678, 356376, 374099, 408108, 490017, 581064, 653356, 748198, 816216, 980034, 1054279, 1122297, 1306712, 1496396, 1960068, 2108558, 2244594, 2992792, 3162837, 3920136, 4217116, 4489188, 6325674, 8434232, 8978376, 11597069, 12651348, 23194138, 25302696, 34791207, 46388276, 69582414, 92776552, 139164828, 278329656]

約数ペア:

[(1, 278329656), (2, 139164828), (3, 92776552), (4, 69582414), (6, 46388276), (8, 34791207), (11, 25302696), (12, 23194138), (22, 12651348), (24, 11597069), (31, 8978376), (33, 8434232), (44, 6325674), (62, 4489188), (66, 4217116), (71, 3920136), (88, 3162837), (93, 2992792), (124, 2244594), (132, 2108558), (142, 1960068), (186, 1496396), (213, 1306712), (248, 1122297), (264, 1054279), (284, 980034), (341, 816216), (372, 748198), (426, 653356), (479, 581064), (568, 490017), (682, 408108), (744, 374099), (781, 356376), (852, 326678), (958, 290532), (1023, 272072), (1364, 204054), (1437, 193688), (1562, 178188), (1704, 163339), (1916, 145266), (2046, 136036), (2201, 126456), (2343, 118792), (2728, 102027), (2874, 96844), (3124, 89094), (3832, 72633), (4092, 68018), (4402, 63228), (4686, 59396), (5269, 52824), (5748, 48422), (6248, 44547), (6603, 42152), (8184, 34009), (8804, 31614), (9372, 29698), (10538, 26412), (11496, 24211), (13206, 21076), (14849, 18744), (15807, 17608)]