278359956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19379}}^1$

素因数の和:19418

約数の個数: 96

約数和(自身を含む): 868224000

約数和(自身を除く): 589864044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1596, 2052, 2394, 3591, 4788, 7182, 14364, 19379, 38758, 58137, 77516, 116274, 135653, 174411, 232548, 271306, 348822, 368201, 406959, 523233, 542612, 697644, 736402, 813918, 1046466, 1104603, 1220877, 1472804, 1627836, 2092932, 2209206, 2441754, 2577407, 3313809, 3662631, 4418412, 4883508, 5154814, 6627618, 7325262, 7732221, 9941427, 10309628, 13255236, 14650524, 15464442, 19882854, 23196663, 30928884, 39765708, 46393326, 69589989, 92786652, 139179978, 278359956]

約数ペア:

[(1, 278359956), (2, 139179978), (3, 92786652), (4, 69589989), (6, 46393326), (7, 39765708), (9, 30928884), (12, 23196663), (14, 19882854), (18, 15464442), (19, 14650524), (21, 13255236), (27, 10309628), (28, 9941427), (36, 7732221), (38, 7325262), (42, 6627618), (54, 5154814), (57, 4883508), (63, 4418412), (76, 3662631), (84, 3313809), (108, 2577407), (114, 2441754), (126, 2209206), (133, 2092932), (171, 1627836), (189, 1472804), (228, 1220877), (252, 1104603), (266, 1046466), (342, 813918), (378, 736402), (399, 697644), (513, 542612), (532, 523233), (684, 406959), (756, 368201), (798, 348822), (1026, 271306), (1197, 232548), (1596, 174411), (2052, 135653), (2394, 116274), (3591, 77516), (4788, 58137), (7182, 38758), (14364, 19379)]