255439548

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 858009600

約数和(自身を除く): 602570052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 47, 49, 52, 54, 63, 78, 79, 84, 91, 94, 98, 108, 117, 126, 141, 147, 156, 158, 182, 188, 189, 196, 234, 237, 252, 273, 282, 294, 316, 329, 351, 364, 378, 423, 441, 468, 474, 546, 553, 564, 588, 611, 637, 658, 702, 711, 756, 819, 846, 882, 948, 987, 1027, 1092, 1106, 1222, 1269, 1274, 1316, 1323, 1404, 1422, 1638, 1659, 1692, 1764, 1833, 1911, 1974, 2054, 2133, 2212, 2303, 2444, 2457, 2538, 2548, 2646, 2844, 2961, 3081, 3276, 3318, 3666, 3713, 3822, 3871, 3948, 4108, 4266, 4277, 4606, 4914, 4977, 5076, 5292, 5499, 5733, 5922, 6162, 6636, 6909, 7189, 7332, 7426, 7644, 7742, 8532, 8554, 8883, 9212, 9243, 9828, 9954, 10998, 11139, 11466, 11613, 11844, 12324, 12831, 13818, 14378, 14852, 14931, 15484, 16497, 17108, 17199, 17766, 18486, 19908, 20727, 21567, 21996, 22278, 22932, 23226, 25662, 25991, 27636, 27729, 28756, 29862, 29939, 32994, 33417, 34398, 34839, 35532, 36972, 38493, 41454, 43134, 44556, 46452, 48269, 50323, 51324, 51982, 55458, 59724, 59878, 62181, 64701, 65988, 66834, 68796, 69678, 76986, 77973, 82908, 86268, 89817, 96538, 100251, 100646, 103964, 104517, 110916, 115479, 119756, 124362, 129402, 133668, 139356, 144807, 150969, 153972, 155946, 179634, 181937, 193076, 194103, 200502, 201292, 209034, 230958, 233919, 248724, 258804, 269451, 289614, 301938, 311892, 337883, 359268, 363874, 388206, 401004, 418068, 434421, 452907, 461916, 467838, 538902, 545811, 579228, 603876, 675766, 701757, 727748, 776412, 808353, 868842, 905814, 935676, 1013649, 1077804, 1091622, 1303263, 1351532, 1358721, 1403514, 1616706, 1637433, 1737684, 1811628, 2027298, 2183244, 2365181, 2606526, 2717442, 2807028, 3040947, 3233412, 3274866, 4054596, 4730362, 4912299, 5213052, 5434884, 6081894, 6549732, 7095543, 9122841, 9460724, 9824598, 12163788, 14191086, 18245682, 19649196, 21286629, 28382172, 36491364, 42573258, 63859887, 85146516, 127719774, 255439548]

約数ペア:

[(1, 255439548), (2, 127719774), (3, 85146516), (4, 63859887), (6, 42573258), (7, 36491364), (9, 28382172), (12, 21286629), (13, 19649196), (14, 18245682), (18, 14191086), (21, 12163788), (26, 9824598), (27, 9460724), (28, 9122841), (36, 7095543), (39, 6549732), (42, 6081894), (47, 5434884), (49, 5213052), (52, 4912299), (54, 4730362), (63, 4054596), (78, 3274866), (79, 3233412), (84, 3040947), (91, 2807028), (94, 2717442), (98, 2606526), (108, 2365181), (117, 2183244), (126, 2027298), (141, 1811628), (147, 1737684), (156, 1637433), (158, 1616706), (182, 1403514), (188, 1358721), (189, 1351532), (196, 1303263), (234, 1091622), (237, 1077804), (252, 1013649), (273, 935676), (282, 905814), (294, 868842), (316, 808353), (329, 776412), (351, 727748), (364, 701757), (378, 675766), (423, 603876), (441, 579228), (468, 545811), (474, 538902), (546, 467838), (553, 461916), (564, 452907), (588, 434421), (611, 418068), (637, 401004), (658, 388206), (702, 363874), (711, 359268), (756, 337883), (819, 311892), (846, 301938), (882, 289614), (948, 269451), (987, 258804), (1027, 248724), (1092, 233919), (1106, 230958), (1222, 209034), (1269, 201292), (1274, 200502), (1316, 194103), (1323, 193076), (1404, 181937), (1422, 179634), (1638, 155946), (1659, 153972), (1692, 150969), (1764, 144807), (1833, 139356), (1911, 133668), (1974, 129402), (2054, 124362), (2133, 119756), (2212, 115479), (2303, 110916), (2444, 104517), (2457, 103964), (2538, 100646), (2548, 100251), (2646, 96538), (2844, 89817), (2961, 86268), (3081, 82908), (3276, 77973), (3318, 76986), (3666, 69678), (3713, 68796), (3822, 66834), (3871, 65988), (3948, 64701), (4108, 62181), (4266, 59878), (4277, 59724), (4606, 55458), (4914, 51982), (4977, 51324), (5076, 50323), (5292, 48269), (5499, 46452), (5733, 44556), (5922, 43134), (6162, 41454), (6636, 38493), (6909, 36972), (7189, 35532), (7332, 34839), (7426, 34398), (7644, 33417), (7742, 32994), (8532, 29939), (8554, 29862), (8883, 28756), (9212, 27729), (9243, 27636), (9828, 25991), (9954, 25662), (10998, 23226), (11139, 22932), (11466, 22278), (11613, 21996), (11844, 21567), (12324, 20727), (12831, 19908), (13818, 18486), (14378, 17766), (14852, 17199), (14931, 17108), (15484, 16497)]