261569440216

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{3307}}^1\times {\mathrm{5099}}^1$

素因数の和:8696

約数の個数: 64

約数和(自身を含む): 562809888000

約数和(自身を除く): 301240447784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1939, 2216, 3307, 3878, 5099, 6614, 7756, 10198, 13228, 15512, 20396, 23149, 26456, 35693, 40792, 46298, 71386, 92596, 142772, 185192, 285544, 916039, 1412423, 1832078, 2824846, 3664156, 5649692, 6412273, 7328312, 9886961, 11299384, 12824546, 16862393, 19773922, 25649092, 33724786, 39547844, 51298184, 67449572, 79095688, 118036751, 134899144, 236073502, 472147004, 944294008, 4670882861, 9341765722, 18683531444, 32696180027, 37367062888, 65392360054, 130784720108, 261569440216]

約数ペア:

[(1, 261569440216), (2, 130784720108), (4, 65392360054), (7, 37367062888), (8, 32696180027), (14, 18683531444), (28, 9341765722), (56, 4670882861), (277, 944294008), (554, 472147004), (1108, 236073502), (1939, 134899144), (2216, 118036751), (3307, 79095688), (3878, 67449572), (5099, 51298184), (6614, 39547844), (7756, 33724786), (10198, 25649092), (13228, 19773922), (15512, 16862393), (20396, 12824546), (23149, 11299384), (26456, 9886961), (35693, 7328312), (40792, 6412273), (46298, 5649692), (71386, 3664156), (92596, 2824846), (142772, 1832078), (185192, 1412423), (285544, 916039)]