678557264

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 1717985280

約数和(自身を除く): 1039428016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 109, 112, 124, 154, 163, 176, 217, 218, 248, 308, 326, 341, 434, 436, 496, 616, 652, 682, 763, 868, 872, 1141, 1199, 1232, 1304, 1364, 1526, 1736, 1744, 1793, 2282, 2387, 2398, 2608, 2728, 3052, 3379, 3472, 3586, 4564, 4774, 4796, 5053, 5456, 6104, 6758, 7172, 8393, 9128, 9548, 9592, 10106, 12208, 12551, 13516, 14344, 16786, 17767, 18256, 19096, 19184, 20212, 23653, 25102, 27032, 28688, 33572, 35371, 35534, 37169, 38192, 40424, 47306, 50204, 54064, 55583, 67144, 70742, 71068, 74338, 80848, 94612, 100408, 111166, 124369, 134288, 141484, 142136, 148676, 189224, 195437, 200816, 222332, 248738, 260183, 282968, 284272, 297352, 378448, 389081, 390874, 444664, 497476, 520366, 550777, 565936, 594704, 778162, 781748, 889328, 994952, 1040732, 1101554, 1368059, 1556324, 1563496, 1989904, 2081464, 2203108, 2736118, 3112648, 3126992, 3855439, 4162928, 4406216, 5472236, 6058547, 6225296, 7710878, 8812432, 10944472, 12117094, 15421756, 21888944, 24234188, 30843512, 42409829, 48468376, 61687024, 84819658, 96936752, 169639316, 339278632, 678557264]

約数ペア:

[(1, 678557264), (2, 339278632), (4, 169639316), (7, 96936752), (8, 84819658), (11, 61687024), (14, 48468376), (16, 42409829), (22, 30843512), (28, 24234188), (31, 21888944), (44, 15421756), (56, 12117094), (62, 10944472), (77, 8812432), (88, 7710878), (109, 6225296), (112, 6058547), (124, 5472236), (154, 4406216), (163, 4162928), (176, 3855439), (217, 3126992), (218, 3112648), (248, 2736118), (308, 2203108), (326, 2081464), (341, 1989904), (434, 1563496), (436, 1556324), (496, 1368059), (616, 1101554), (652, 1040732), (682, 994952), (763, 889328), (868, 781748), (872, 778162), (1141, 594704), (1199, 565936), (1232, 550777), (1304, 520366), (1364, 497476), (1526, 444664), (1736, 390874), (1744, 389081), (1793, 378448), (2282, 297352), (2387, 284272), (2398, 282968), (2608, 260183), (2728, 248738), (3052, 222332), (3379, 200816), (3472, 195437), (3586, 189224), (4564, 148676), (4774, 142136), (4796, 141484), (5053, 134288), (5456, 124369), (6104, 111166), (6758, 100408), (7172, 94612), (8393, 80848), (9128, 74338), (9548, 71068), (9592, 70742), (10106, 67144), (12208, 55583), (12551, 54064), (13516, 50204), (14344, 47306), (16786, 40424), (17767, 38192), (18256, 37169), (19096, 35534), (19184, 35371), (20212, 33572), (23653, 28688), (25102, 27032)]