256446908640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13699087}}^1$

素因数の和:13699121

約数の個数: 144

約数和(自身を含む): 942442458048

約数和(自身を除く): 685995549408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 13699087, 27398174, 41097261, 54796348, 68495435, 82194522, 109592696, 123291783, 136990870, 164389044, 178088131, 205486305, 219185392, 246583566, 273981740, 328778088, 356176262, 410972610, 438370784, 493167132, 534264393, 547963480, 616458915, 657556176, 712352524, 821945220, 890440655, 986334264, 1068528786, 1095926960, 1232917830, 1315112352, 1424705048, 1602793179, 1643890440, 1780881310, 1972668528, 2137057572, 2191853920, 2465835660, 2671321965, 2849410096, 3205586358, 3287780880, 3561762620, 3945337056, 4274115144, 4931671320, 5342643930, 5698820192, 6411172716, 6575561760, 7123525240, 8013965895, 8548230288, 9863342640, 10685287860, 12822345432, 14247050480, 16027931790, 17096460576, 19726685280, 21370575720, 25644690864, 28494100960, 32055863580, 42741151440, 51289381728, 64111727160, 85482302880, 128223454320, 256446908640]

約数ペア:

[(1, 256446908640), (2, 128223454320), (3, 85482302880), (4, 64111727160), (5, 51289381728), (6, 42741151440), (8, 32055863580), (9, 28494100960), (10, 25644690864), (12, 21370575720), (13, 19726685280), (15, 17096460576), (16, 16027931790), (18, 14247050480), (20, 12822345432), (24, 10685287860), (26, 9863342640), (30, 8548230288), (32, 8013965895), (36, 7123525240), (39, 6575561760), (40, 6411172716), (45, 5698820192), (48, 5342643930), (52, 4931671320), (60, 4274115144), (65, 3945337056), (72, 3561762620), (78, 3287780880), (80, 3205586358), (90, 2849410096), (96, 2671321965), (104, 2465835660), (117, 2191853920), (120, 2137057572), (130, 1972668528), (144, 1780881310), (156, 1643890440), (160, 1602793179), (180, 1424705048), (195, 1315112352), (208, 1232917830), (234, 1095926960), (240, 1068528786), (260, 986334264), (288, 890440655), (312, 821945220), (360, 712352524), (390, 657556176), (416, 616458915), (468, 547963480), (480, 534264393), (520, 493167132), (585, 438370784), (624, 410972610), (720, 356176262), (780, 328778088), (936, 273981740), (1040, 246583566), (1170, 219185392), (1248, 205486305), (1440, 178088131), (1560, 164389044), (1872, 136990870), (2080, 123291783), (2340, 109592696), (3120, 82194522), (3744, 68495435), (4680, 54796348), (6240, 41097261), (9360, 27398174), (18720, 13699087)]