256948584

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{11909}}^1$

素因数の和:11978

約数の個数: 64

約数和(自身を含む): 686016000

約数和(自身を除く): 429067416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 232, 248, 348, 372, 696, 744, 899, 1798, 2697, 3596, 5394, 7192, 10788, 11909, 21576, 23818, 35727, 47636, 71454, 95272, 142908, 285816, 345361, 369179, 690722, 738358, 1036083, 1107537, 1381444, 1476716, 2072166, 2215074, 2762888, 2953432, 4144332, 4430148, 8288664, 8860296, 10706191, 21412382, 32118573, 42824764, 64237146, 85649528, 128474292, 256948584]

約数ペア:

[(1, 256948584), (2, 128474292), (3, 85649528), (4, 64237146), (6, 42824764), (8, 32118573), (12, 21412382), (24, 10706191), (29, 8860296), (31, 8288664), (58, 4430148), (62, 4144332), (87, 2953432), (93, 2762888), (116, 2215074), (124, 2072166), (174, 1476716), (186, 1381444), (232, 1107537), (248, 1036083), (348, 738358), (372, 690722), (696, 369179), (744, 345361), (899, 285816), (1798, 142908), (2697, 95272), (3596, 71454), (5394, 47636), (7192, 35727), (10788, 23818), (11909, 21576)]