278543928

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{929}}^1$

素因数の和:1013

約数の個数: 96

約数和(自身を含む): 775731600

約数和(自身を除く): 497187672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 929, 961, 1209, 1612, 1858, 1922, 2418, 2787, 2883, 3224, 3716, 3844, 4836, 5574, 5766, 7432, 7688, 9672, 11148, 11532, 12077, 12493, 22296, 23064, 24154, 24986, 28799, 36231, 37479, 48308, 49972, 57598, 72462, 74958, 86397, 96616, 99944, 115196, 144924, 149916, 172794, 230392, 289848, 299832, 345588, 374387, 691176, 748774, 892769, 1123161, 1497548, 1785538, 2246322, 2678307, 2995096, 3571076, 4492644, 5356614, 7142152, 8985288, 10713228, 11605997, 21426456, 23211994, 34817991, 46423988, 69635982, 92847976, 139271964, 278543928]

約数ペア:

[(1, 278543928), (2, 139271964), (3, 92847976), (4, 69635982), (6, 46423988), (8, 34817991), (12, 23211994), (13, 21426456), (24, 11605997), (26, 10713228), (31, 8985288), (39, 7142152), (52, 5356614), (62, 4492644), (78, 3571076), (93, 2995096), (104, 2678307), (124, 2246322), (156, 1785538), (186, 1497548), (248, 1123161), (312, 892769), (372, 748774), (403, 691176), (744, 374387), (806, 345588), (929, 299832), (961, 289848), (1209, 230392), (1612, 172794), (1858, 149916), (1922, 144924), (2418, 115196), (2787, 99944), (2883, 96616), (3224, 86397), (3716, 74958), (3844, 72462), (4836, 57598), (5574, 49972), (5766, 48308), (7432, 37479), (7688, 36231), (9672, 28799), (11148, 24986), (11532, 24154), (12077, 23064), (12493, 22296)]