278855304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127681}}^1$

素因数の和:127710

約数の個数: 64

約数和(自身を含む): 858023040

約数和(自身を除く): 579167736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 127681, 255362, 383043, 510724, 766086, 893767, 1021448, 1532172, 1659853, 1787534, 2681301, 3064344, 3319706, 3575068, 4979559, 5362602, 6639412, 7150136, 9959118, 10725204, 11618971, 13278824, 19918236, 21450408, 23237942, 34856913, 39836472, 46475884, 69713826, 92951768, 139427652, 278855304]

約数ペア:

[(1, 278855304), (2, 139427652), (3, 92951768), (4, 69713826), (6, 46475884), (7, 39836472), (8, 34856913), (12, 23237942), (13, 21450408), (14, 19918236), (21, 13278824), (24, 11618971), (26, 10725204), (28, 9959118), (39, 7150136), (42, 6639412), (52, 5362602), (56, 4979559), (78, 3575068), (84, 3319706), (91, 3064344), (104, 2681301), (156, 1787534), (168, 1659853), (182, 1532172), (273, 1021448), (312, 893767), (364, 766086), (546, 510724), (728, 383043), (1092, 255362), (2184, 127681)]