255640098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2939}}^1$

素因数の和:3079

約数の個数: 64

約数和(自身を含む): 620928000

約数和(自身を除く): 365287902

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 109, 114, 133, 218, 266, 327, 399, 654, 763, 798, 1526, 2071, 2289, 2939, 4142, 4578, 5878, 6213, 8817, 12426, 14497, 17634, 20573, 28994, 41146, 43491, 55841, 61719, 86982, 111682, 123438, 167523, 320351, 335046, 390887, 640702, 781774, 961053, 1172661, 1922106, 2242457, 2345322, 4484914, 6086669, 6727371, 12173338, 13454742, 18260007, 36520014, 42606683, 85213366, 127820049, 255640098]

約数ペア:

[(1, 255640098), (2, 127820049), (3, 85213366), (6, 42606683), (7, 36520014), (14, 18260007), (19, 13454742), (21, 12173338), (38, 6727371), (42, 6086669), (57, 4484914), (109, 2345322), (114, 2242457), (133, 1922106), (218, 1172661), (266, 961053), (327, 781774), (399, 640702), (654, 390887), (763, 335046), (798, 320351), (1526, 167523), (2071, 123438), (2289, 111682), (2939, 86982), (4142, 61719), (4578, 55841), (5878, 43491), (6213, 41146), (8817, 28994), (12426, 20573), (14497, 17634)]