256440852

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14449}}^1$

素因数の和:14505

約数の個数: 72

約数和(自身を含む): 710073000

約数和(自身を除く): 453632148

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 8874, 14449, 17748, 28898, 43347, 57796, 86694, 130041, 173388, 245633, 260082, 419021, 491266, 520164, 736899, 838042, 982532, 1257063, 1473798, 1676084, 2210697, 2514126, 2947596, 3771189, 4421394, 5028252, 7123357, 7542378, 8842788, 14246714, 15084756, 21370071, 28493428, 42740142, 64110213, 85480284, 128220426, 256440852]

約数ペア:

[(1, 256440852), (2, 128220426), (3, 85480284), (4, 64110213), (6, 42740142), (9, 28493428), (12, 21370071), (17, 15084756), (18, 14246714), (29, 8842788), (34, 7542378), (36, 7123357), (51, 5028252), (58, 4421394), (68, 3771189), (87, 2947596), (102, 2514126), (116, 2210697), (153, 1676084), (174, 1473798), (204, 1257063), (261, 982532), (306, 838042), (348, 736899), (493, 520164), (522, 491266), (612, 419021), (986, 260082), (1044, 245633), (1479, 173388), (1972, 130041), (2958, 86694), (4437, 57796), (5916, 43347), (8874, 28898), (14449, 17748)]