279743256

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 845797680

約数和(自身を除く): 566054424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 186, 234, 248, 279, 311, 312, 372, 403, 468, 558, 622, 744, 806, 933, 936, 961, 1116, 1209, 1244, 1612, 1866, 1922, 2232, 2418, 2488, 2799, 2883, 3224, 3627, 3732, 3844, 4043, 4836, 5598, 5766, 7254, 7464, 7688, 8086, 8649, 9641, 9672, 11196, 11532, 12129, 12493, 14508, 16172, 17298, 19282, 22392, 23064, 24258, 24986, 28923, 29016, 32344, 34596, 36387, 37479, 38564, 48516, 49972, 57846, 69192, 72774, 74958, 77128, 86769, 97032, 99944, 112437, 115692, 125333, 145548, 149916, 173538, 224874, 231384, 250666, 291096, 298871, 299832, 347076, 375999, 449748, 501332, 597742, 694152, 751998, 896613, 899496, 1002664, 1127997, 1195484, 1503996, 1793226, 2255994, 2390968, 2689839, 3007992, 3586452, 3885323, 4511988, 5379678, 7172904, 7770646, 9023976, 10759356, 11655969, 15541292, 21518712, 23311938, 31082584, 34967907, 46623876, 69935814, 93247752, 139871628, 279743256]

約数ペア:

[(1, 279743256), (2, 139871628), (3, 93247752), (4, 69935814), (6, 46623876), (8, 34967907), (9, 31082584), (12, 23311938), (13, 21518712), (18, 15541292), (24, 11655969), (26, 10759356), (31, 9023976), (36, 7770646), (39, 7172904), (52, 5379678), (62, 4511988), (72, 3885323), (78, 3586452), (93, 3007992), (104, 2689839), (117, 2390968), (124, 2255994), (156, 1793226), (186, 1503996), (234, 1195484), (248, 1127997), (279, 1002664), (311, 899496), (312, 896613), (372, 751998), (403, 694152), (468, 597742), (558, 501332), (622, 449748), (744, 375999), (806, 347076), (933, 299832), (936, 298871), (961, 291096), (1116, 250666), (1209, 231384), (1244, 224874), (1612, 173538), (1866, 149916), (1922, 145548), (2232, 125333), (2418, 115692), (2488, 112437), (2799, 99944), (2883, 97032), (3224, 86769), (3627, 77128), (3732, 74958), (3844, 72774), (4043, 69192), (4836, 57846), (5598, 49972), (5766, 48516), (7254, 38564), (7464, 37479), (7688, 36387), (8086, 34596), (8649, 32344), (9641, 29016), (9672, 28923), (11196, 24986), (11532, 24258), (12129, 23064), (12493, 22392), (14508, 19282), (16172, 17298)]