1261892944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 2792633760

約数和(自身を除く): 1530740816

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 59, 62, 104, 107, 118, 124, 208, 214, 236, 248, 403, 428, 472, 496, 767, 806, 856, 944, 961, 1391, 1534, 1612, 1712, 1829, 1922, 2782, 3068, 3224, 3317, 3658, 3844, 5564, 6136, 6313, 6448, 6634, 7316, 7688, 11128, 12272, 12493, 12626, 13268, 14632, 15376, 22256, 23777, 24986, 25252, 26536, 29264, 43121, 47554, 49972, 50504, 53072, 56699, 82069, 86242, 95108, 99944, 101008, 102827, 113398, 164138, 172484, 190216, 195703, 199888, 205654, 226796, 328276, 344968, 380432, 391406, 411308, 453592, 656552, 689936, 737087, 782812, 822616, 907184, 1313104, 1336751, 1474174, 1565624, 1645232, 2544139, 2673502, 2948348, 3131248, 5088278, 5347004, 5896696, 6066793, 10176556, 10694008, 11793392, 12133586, 20353112, 21388016, 24267172, 40706224, 48534344, 78868309, 97068688, 157736618, 315473236, 630946472, 1261892944]

約数ペア:

[(1, 1261892944), (2, 630946472), (4, 315473236), (8, 157736618), (13, 97068688), (16, 78868309), (26, 48534344), (31, 40706224), (52, 24267172), (59, 21388016), (62, 20353112), (104, 12133586), (107, 11793392), (118, 10694008), (124, 10176556), (208, 6066793), (214, 5896696), (236, 5347004), (248, 5088278), (403, 3131248), (428, 2948348), (472, 2673502), (496, 2544139), (767, 1645232), (806, 1565624), (856, 1474174), (944, 1336751), (961, 1313104), (1391, 907184), (1534, 822616), (1612, 782812), (1712, 737087), (1829, 689936), (1922, 656552), (2782, 453592), (3068, 411308), (3224, 391406), (3317, 380432), (3658, 344968), (3844, 328276), (5564, 226796), (6136, 205654), (6313, 199888), (6448, 195703), (6634, 190216), (7316, 172484), (7688, 164138), (11128, 113398), (12272, 102827), (12493, 101008), (12626, 99944), (13268, 95108), (14632, 86242), (15376, 82069), (22256, 56699), (23777, 53072), (24986, 50504), (25252, 49972), (26536, 47554), (29264, 43121)]