320457648

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 240

約数和(自身を含む): 1038147840

約数和(自身を除く): 717690192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 71, 76, 84, 98, 101, 112, 114, 133, 142, 147, 152, 168, 196, 202, 213, 228, 266, 284, 294, 303, 304, 336, 392, 399, 404, 426, 456, 497, 532, 568, 588, 606, 707, 784, 798, 808, 852, 912, 931, 994, 1064, 1136, 1176, 1212, 1349, 1414, 1491, 1596, 1616, 1704, 1862, 1919, 1988, 2121, 2128, 2352, 2424, 2698, 2793, 2828, 2982, 3192, 3408, 3479, 3724, 3838, 3976, 4047, 4242, 4848, 4949, 5396, 5586, 5656, 5757, 5964, 6384, 6958, 7171, 7448, 7676, 7952, 8094, 8484, 9443, 9898, 10437, 10792, 11172, 11312, 11514, 11928, 13433, 13916, 14342, 14847, 14896, 15352, 16188, 16968, 18886, 19796, 20874, 21513, 21584, 22344, 23028, 23856, 26866, 27832, 28329, 28684, 29694, 30704, 32376, 33936, 37772, 39592, 40299, 41748, 43026, 44688, 46056, 50197, 53732, 55664, 56658, 57368, 59388, 64752, 66101, 75544, 79184, 80598, 83496, 86052, 92112, 94031, 100394, 107464, 113316, 114736, 118776, 132202, 136249, 150591, 151088, 161196, 166992, 172104, 188062, 198303, 200788, 214928, 226632, 237552, 264404, 272498, 282093, 301182, 322392, 344208, 351379, 376124, 396606, 401576, 408747, 453264, 528808, 544996, 564186, 602364, 644784, 702758, 752248, 793212, 803152, 817494, 953743, 1054137, 1057616, 1089992, 1128372, 1204728, 1405516, 1504496, 1586424, 1634988, 1907486, 2108274, 2179984, 2256744, 2409456, 2811032, 2861229, 3172848, 3269976, 3814972, 4216548, 4513488, 5622064, 5722458, 6539952, 6676201, 7629944, 8433096, 11444916, 13352402, 15259888, 16866192, 20028603, 22889832, 26704804, 40057206, 45779664, 53409608, 80114412, 106819216, 160228824, 320457648]

約数ペア:

[(1, 320457648), (2, 160228824), (3, 106819216), (4, 80114412), (6, 53409608), (7, 45779664), (8, 40057206), (12, 26704804), (14, 22889832), (16, 20028603), (19, 16866192), (21, 15259888), (24, 13352402), (28, 11444916), (38, 8433096), (42, 7629944), (48, 6676201), (49, 6539952), (56, 5722458), (57, 5622064), (71, 4513488), (76, 4216548), (84, 3814972), (98, 3269976), (101, 3172848), (112, 2861229), (114, 2811032), (133, 2409456), (142, 2256744), (147, 2179984), (152, 2108274), (168, 1907486), (196, 1634988), (202, 1586424), (213, 1504496), (228, 1405516), (266, 1204728), (284, 1128372), (294, 1089992), (303, 1057616), (304, 1054137), (336, 953743), (392, 817494), (399, 803152), (404, 793212), (426, 752248), (456, 702758), (497, 644784), (532, 602364), (568, 564186), (588, 544996), (606, 528808), (707, 453264), (784, 408747), (798, 401576), (808, 396606), (852, 376124), (912, 351379), (931, 344208), (994, 322392), (1064, 301182), (1136, 282093), (1176, 272498), (1212, 264404), (1349, 237552), (1414, 226632), (1491, 214928), (1596, 200788), (1616, 198303), (1704, 188062), (1862, 172104), (1919, 166992), (1988, 161196), (2121, 151088), (2128, 150591), (2352, 136249), (2424, 132202), (2698, 118776), (2793, 114736), (2828, 113316), (2982, 107464), (3192, 100394), (3408, 94031), (3479, 92112), (3724, 86052), (3838, 83496), (3976, 80598), (4047, 79184), (4242, 75544), (4848, 66101), (4949, 64752), (5396, 59388), (5586, 57368), (5656, 56658), (5757, 55664), (5964, 53732), (6384, 50197), (6958, 46056), (7171, 44688), (7448, 43026), (7676, 41748), (7952, 40299), (8094, 39592), (8484, 37772), (9443, 33936), (9898, 32376), (10437, 30704), (10792, 29694), (11172, 28684), (11312, 28329), (11514, 27832), (11928, 26866), (13433, 23856), (13916, 23028), (14342, 22344), (14847, 21584), (14896, 21513), (15352, 20874), (16188, 19796), (16968, 18886)]