81278496

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1323

約数の個数: 144

約数和(自身を含む): 263763864

約数和(自身を除く): 182485368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 408, 416, 442, 468, 544, 612, 624, 663, 816, 884, 936, 1224, 1248, 1277, 1326, 1632, 1768, 1872, 1989, 2448, 2554, 2652, 3536, 3744, 3831, 3978, 4896, 5108, 5304, 7072, 7662, 7956, 10216, 10608, 11493, 15324, 15912, 16601, 20432, 21216, 21709, 22986, 30648, 31824, 33202, 40864, 43418, 45972, 49803, 61296, 63648, 65127, 66404, 86836, 91944, 99606, 122592, 130254, 132808, 149409, 173672, 183888, 195381, 199212, 260508, 265616, 282217, 298818, 347344, 367776, 390762, 398424, 521016, 531232, 564434, 597636, 694688, 781524, 796848, 846651, 1042032, 1128868, 1195272, 1563048, 1593696, 1693302, 2084064, 2257736, 2390544, 2539953, 3126096, 3386604, 4515472, 4781088, 5079906, 6252192, 6773208, 9030944, 10159812, 13546416, 20319624, 27092832, 40639248, 81278496]

約数ペア:

[(1, 81278496), (2, 40639248), (3, 27092832), (4, 20319624), (6, 13546416), (8, 10159812), (9, 9030944), (12, 6773208), (13, 6252192), (16, 5079906), (17, 4781088), (18, 4515472), (24, 3386604), (26, 3126096), (32, 2539953), (34, 2390544), (36, 2257736), (39, 2084064), (48, 1693302), (51, 1593696), (52, 1563048), (68, 1195272), (72, 1128868), (78, 1042032), (96, 846651), (102, 796848), (104, 781524), (117, 694688), (136, 597636), (144, 564434), (153, 531232), (156, 521016), (204, 398424), (208, 390762), (221, 367776), (234, 347344), (272, 298818), (288, 282217), (306, 265616), (312, 260508), (408, 199212), (416, 195381), (442, 183888), (468, 173672), (544, 149409), (612, 132808), (624, 130254), (663, 122592), (816, 99606), (884, 91944), (936, 86836), (1224, 66404), (1248, 65127), (1277, 63648), (1326, 61296), (1632, 49803), (1768, 45972), (1872, 43418), (1989, 40864), (2448, 33202), (2554, 31824), (2652, 30648), (3536, 22986), (3744, 21709), (3831, 21216), (3978, 20432), (4896, 16601), (5108, 15912), (5304, 15324), (7072, 11493), (7662, 10608), (7956, 10216)]