280714672

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 646244352

約数和(自身を除く): 365529680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 233, 248, 347, 434, 466, 496, 694, 868, 932, 1388, 1631, 1736, 1864, 2429, 2776, 3262, 3472, 3728, 4858, 5552, 6524, 7223, 9716, 10757, 13048, 14446, 19432, 21514, 26096, 28892, 38864, 43028, 50561, 57784, 75299, 80851, 86056, 101122, 115568, 150598, 161702, 172112, 202244, 301196, 323404, 404488, 565957, 602392, 646808, 808976, 1131914, 1204784, 1293616, 2263828, 2506381, 4527656, 5012762, 9055312, 10025524, 17544667, 20051048, 35089334, 40102096, 70178668, 140357336, 280714672]

約数ペア:

[(1, 280714672), (2, 140357336), (4, 70178668), (7, 40102096), (8, 35089334), (14, 20051048), (16, 17544667), (28, 10025524), (31, 9055312), (56, 5012762), (62, 4527656), (112, 2506381), (124, 2263828), (217, 1293616), (233, 1204784), (248, 1131914), (347, 808976), (434, 646808), (466, 602392), (496, 565957), (694, 404488), (868, 323404), (932, 301196), (1388, 202244), (1631, 172112), (1736, 161702), (1864, 150598), (2429, 115568), (2776, 101122), (3262, 86056), (3472, 80851), (3728, 75299), (4858, 57784), (5552, 50561), (6524, 43028), (7223, 38864), (9716, 28892), (10757, 26096), (13048, 21514), (14446, 19432)]