256708452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 288

約数和(自身を含む): 849429504

約数和(自身を除く): 592721052

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 43, 44, 49, 52, 66, 71, 77, 78, 84, 86, 91, 98, 129, 132, 142, 143, 147, 154, 156, 172, 182, 196, 213, 231, 258, 273, 284, 286, 294, 301, 308, 364, 426, 429, 462, 473, 497, 516, 539, 546, 559, 572, 588, 602, 637, 781, 852, 858, 903, 923, 924, 946, 994, 1001, 1078, 1092, 1118, 1204, 1274, 1419, 1491, 1562, 1617, 1677, 1716, 1806, 1846, 1892, 1911, 1988, 2002, 2107, 2156, 2236, 2343, 2548, 2769, 2838, 2982, 3003, 3053, 3124, 3234, 3311, 3354, 3479, 3612, 3692, 3822, 3913, 4004, 4214, 4686, 5467, 5538, 5676, 5964, 6006, 6106, 6149, 6321, 6461, 6468, 6622, 6708, 6958, 7007, 7644, 7826, 8428, 9159, 9372, 9933, 10153, 10437, 10934, 11076, 11739, 12012, 12212, 12298, 12642, 12922, 13244, 13916, 14014, 15652, 16401, 18318, 18447, 19383, 19866, 20306, 20874, 21021, 21371, 21868, 23177, 23478, 24596, 25284, 25844, 27391, 28028, 30459, 32802, 33583, 36636, 36894, 38269, 38766, 39689, 39732, 40612, 41748, 42042, 42742, 43043, 45227, 46354, 46956, 54782, 60918, 64113, 65604, 67166, 69531, 71071, 73788, 76538, 77532, 79378, 82173, 84084, 85484, 86086, 90454, 92708, 100749, 109564, 114807, 119067, 121836, 128226, 129129, 134332, 135681, 139062, 142142, 149597, 153076, 158756, 164346, 172172, 180908, 201498, 213213, 229614, 235081, 238134, 256452, 258258, 271362, 277823, 278124, 284284, 299194, 301301, 328692, 402996, 426426, 436579, 448791, 459228, 470162, 476268, 497497, 516516, 542724, 555646, 598388, 602602, 705243, 833469, 852852, 873158, 897582, 903903, 940324, 994994, 1111292, 1205204, 1309737, 1410486, 1492491, 1645567, 1666938, 1746316, 1795164, 1807806, 1944761, 1989988, 2619474, 2820972, 2984982, 3056053, 3291134, 3333876, 3615612, 3889522, 4936701, 5238948, 5834283, 5969964, 6112106, 6582268, 7779044, 9168159, 9873402, 11668566, 12224212, 18336318, 19746804, 21392371, 23337132, 36672636, 42784742, 64177113, 85569484, 128354226, 256708452]

約数ペア:

[(1, 256708452), (2, 128354226), (3, 85569484), (4, 64177113), (6, 42784742), (7, 36672636), (11, 23337132), (12, 21392371), (13, 19746804), (14, 18336318), (21, 12224212), (22, 11668566), (26, 9873402), (28, 9168159), (33, 7779044), (39, 6582268), (42, 6112106), (43, 5969964), (44, 5834283), (49, 5238948), (52, 4936701), (66, 3889522), (71, 3615612), (77, 3333876), (78, 3291134), (84, 3056053), (86, 2984982), (91, 2820972), (98, 2619474), (129, 1989988), (132, 1944761), (142, 1807806), (143, 1795164), (147, 1746316), (154, 1666938), (156, 1645567), (172, 1492491), (182, 1410486), (196, 1309737), (213, 1205204), (231, 1111292), (258, 994994), (273, 940324), (284, 903903), (286, 897582), (294, 873158), (301, 852852), (308, 833469), (364, 705243), (426, 602602), (429, 598388), (462, 555646), (473, 542724), (497, 516516), (516, 497497), (539, 476268), (546, 470162), (559, 459228), (572, 448791), (588, 436579), (602, 426426), (637, 402996), (781, 328692), (852, 301301), (858, 299194), (903, 284284), (923, 278124), (924, 277823), (946, 271362), (994, 258258), (1001, 256452), (1078, 238134), (1092, 235081), (1118, 229614), (1204, 213213), (1274, 201498), (1419, 180908), (1491, 172172), (1562, 164346), (1617, 158756), (1677, 153076), (1716, 149597), (1806, 142142), (1846, 139062), (1892, 135681), (1911, 134332), (1988, 129129), (2002, 128226), (2107, 121836), (2156, 119067), (2236, 114807), (2343, 109564), (2548, 100749), (2769, 92708), (2838, 90454), (2982, 86086), (3003, 85484), (3053, 84084), (3124, 82173), (3234, 79378), (3311, 77532), (3354, 76538), (3479, 73788), (3612, 71071), (3692, 69531), (3822, 67166), (3913, 65604), (4004, 64113), (4214, 60918), (4686, 54782), (5467, 46956), (5538, 46354), (5676, 45227), (5964, 43043), (6006, 42742), (6106, 42042), (6149, 41748), (6321, 40612), (6461, 39732), (6468, 39689), (6622, 38766), (6708, 38269), (6958, 36894), (7007, 36636), (7644, 33583), (7826, 32802), (8428, 30459), (9159, 28028), (9372, 27391), (9933, 25844), (10153, 25284), (10437, 24596), (10934, 23478), (11076, 23177), (11739, 21868), (12012, 21371), (12212, 21021), (12298, 20874), (12642, 20306), (12922, 19866), (13244, 19383), (13916, 18447), (14014, 18318), (15652, 16401)]