279969976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 650280960

約数和(自身を除く): 370310984

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 41, 44, 47, 52, 82, 88, 94, 104, 127, 143, 164, 188, 254, 286, 328, 376, 451, 508, 517, 533, 572, 611, 902, 1016, 1034, 1066, 1144, 1222, 1397, 1651, 1804, 1927, 2068, 2132, 2444, 2794, 3302, 3608, 3854, 4136, 4264, 4888, 5207, 5588, 5863, 5969, 6604, 6721, 7708, 10414, 11176, 11726, 11938, 13208, 13442, 15416, 18161, 20828, 21197, 23452, 23876, 25051, 26884, 36322, 41656, 42394, 46904, 47752, 50102, 53768, 57277, 65659, 67691, 72644, 77597, 84788, 100204, 114554, 131318, 135382, 145288, 155194, 169576, 200408, 229108, 244729, 262636, 270764, 275561, 310388, 458216, 489458, 525272, 541528, 551122, 620776, 744601, 853567, 978916, 1102244, 1489202, 1707134, 1957832, 2204488, 2692019, 2978404, 3181477, 3414268, 5384038, 5956808, 6362954, 6828536, 10768076, 12725908, 21536152, 25451816, 34996247, 69992494, 139984988, 279969976]

約数ペア:

[(1, 279969976), (2, 139984988), (4, 69992494), (8, 34996247), (11, 25451816), (13, 21536152), (22, 12725908), (26, 10768076), (41, 6828536), (44, 6362954), (47, 5956808), (52, 5384038), (82, 3414268), (88, 3181477), (94, 2978404), (104, 2692019), (127, 2204488), (143, 1957832), (164, 1707134), (188, 1489202), (254, 1102244), (286, 978916), (328, 853567), (376, 744601), (451, 620776), (508, 551122), (517, 541528), (533, 525272), (572, 489458), (611, 458216), (902, 310388), (1016, 275561), (1034, 270764), (1066, 262636), (1144, 244729), (1222, 229108), (1397, 200408), (1651, 169576), (1804, 155194), (1927, 145288), (2068, 135382), (2132, 131318), (2444, 114554), (2794, 100204), (3302, 84788), (3608, 77597), (3854, 72644), (4136, 67691), (4264, 65659), (4888, 57277), (5207, 53768), (5588, 50102), (5863, 47752), (5969, 46904), (6604, 42394), (6721, 41656), (7708, 36322), (10414, 26884), (11176, 25051), (11726, 23876), (11938, 23452), (13208, 21197), (13442, 20828), (15416, 18161)]