291259008180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{231157943}}^1$

素因数の和:231157965

約数の個数: 72

約数和(自身を含む): 1009697899392

約数和(自身を除く): 718438891212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 231157943, 462315886, 693473829, 924631772, 1155789715, 1386947658, 1618105601, 2080421487, 2311579430, 2773895316, 3236211202, 3467369145, 4160842974, 4623158860, 4854316803, 6472422404, 6934738290, 8090528005, 8321685948, 9708633606, 10402107435, 13869476580, 14562950409, 16181056010, 19417267212, 20804214870, 24271584015, 29125900818, 32362112020, 41608429740, 48543168030, 58251801636, 72814752045, 97086336060, 145629504090, 291259008180]

約数ペア:

[(1, 291259008180), (2, 145629504090), (3, 97086336060), (4, 72814752045), (5, 58251801636), (6, 48543168030), (7, 41608429740), (9, 32362112020), (10, 29125900818), (12, 24271584015), (14, 20804214870), (15, 19417267212), (18, 16181056010), (20, 14562950409), (21, 13869476580), (28, 10402107435), (30, 9708633606), (35, 8321685948), (36, 8090528005), (42, 6934738290), (45, 6472422404), (60, 4854316803), (63, 4623158860), (70, 4160842974), (84, 3467369145), (90, 3236211202), (105, 2773895316), (126, 2311579430), (140, 2080421487), (180, 1618105601), (210, 1386947658), (252, 1155789715), (315, 924631772), (420, 693473829), (630, 462315886), (1260, 231157943)]