207538254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 256

約数和(自身を含む): 630374400

約数和(自身を除く): 422836146

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 37, 38, 42, 54, 57, 63, 66, 71, 74, 77, 99, 111, 114, 126, 133, 142, 154, 171, 189, 198, 209, 213, 222, 231, 259, 266, 297, 333, 342, 378, 399, 407, 418, 426, 462, 497, 513, 518, 594, 627, 639, 666, 693, 703, 777, 781, 798, 814, 994, 999, 1026, 1197, 1221, 1254, 1278, 1349, 1386, 1406, 1463, 1491, 1554, 1562, 1881, 1917, 1998, 2079, 2109, 2331, 2343, 2394, 2442, 2627, 2698, 2849, 2926, 2982, 3591, 3663, 3762, 3834, 4047, 4158, 4218, 4389, 4473, 4662, 4686, 4921, 5254, 5467, 5643, 5698, 6327, 6993, 7029, 7182, 7326, 7733, 7881, 8094, 8547, 8778, 8946, 9443, 9842, 10934, 10989, 11286, 12141, 12654, 13167, 13419, 13986, 14058, 14763, 14839, 15466, 15762, 16401, 17094, 18389, 18886, 18981, 21087, 21978, 23199, 23643, 24282, 25641, 26334, 26838, 28329, 28897, 29526, 29678, 32802, 36423, 36778, 37962, 39501, 42174, 44289, 44517, 46398, 47286, 49203, 49913, 51282, 54131, 55167, 56658, 57794, 69597, 70929, 72846, 76923, 79002, 84987, 86691, 88578, 89034, 98406, 99826, 103873, 108262, 110334, 132867, 133551, 139194, 141858, 147609, 149739, 153846, 162393, 165501, 169974, 173382, 202279, 207746, 208791, 254961, 260073, 265734, 267102, 295218, 299478, 311619, 324786, 331002, 349391, 400653, 404558, 417582, 449217, 487179, 496503, 509922, 520146, 549043, 606837, 623238, 698782, 780219, 801306, 898434, 934857, 974358, 993006, 1048173, 1098086, 1213674, 1347651, 1461537, 1560438, 1647129, 1820511, 1869714, 2096346, 2695302, 2804571, 2923074, 3144519, 3294258, 3641022, 3843301, 4941387, 5461533, 5609142, 6289038, 7686602, 9433557, 9882774, 10923066, 11529903, 14824161, 18867114, 23059806, 29648322, 34589709, 69179418, 103769127, 207538254]

約数ペア:

[(1, 207538254), (2, 103769127), (3, 69179418), (6, 34589709), (7, 29648322), (9, 23059806), (11, 18867114), (14, 14824161), (18, 11529903), (19, 10923066), (21, 9882774), (22, 9433557), (27, 7686602), (33, 6289038), (37, 5609142), (38, 5461533), (42, 4941387), (54, 3843301), (57, 3641022), (63, 3294258), (66, 3144519), (71, 2923074), (74, 2804571), (77, 2695302), (99, 2096346), (111, 1869714), (114, 1820511), (126, 1647129), (133, 1560438), (142, 1461537), (154, 1347651), (171, 1213674), (189, 1098086), (198, 1048173), (209, 993006), (213, 974358), (222, 934857), (231, 898434), (259, 801306), (266, 780219), (297, 698782), (333, 623238), (342, 606837), (378, 549043), (399, 520146), (407, 509922), (418, 496503), (426, 487179), (462, 449217), (497, 417582), (513, 404558), (518, 400653), (594, 349391), (627, 331002), (639, 324786), (666, 311619), (693, 299478), (703, 295218), (777, 267102), (781, 265734), (798, 260073), (814, 254961), (994, 208791), (999, 207746), (1026, 202279), (1197, 173382), (1221, 169974), (1254, 165501), (1278, 162393), (1349, 153846), (1386, 149739), (1406, 147609), (1463, 141858), (1491, 139194), (1554, 133551), (1562, 132867), (1881, 110334), (1917, 108262), (1998, 103873), (2079, 99826), (2109, 98406), (2331, 89034), (2343, 88578), (2394, 86691), (2442, 84987), (2627, 79002), (2698, 76923), (2849, 72846), (2926, 70929), (2982, 69597), (3591, 57794), (3663, 56658), (3762, 55167), (3834, 54131), (4047, 51282), (4158, 49913), (4218, 49203), (4389, 47286), (4473, 46398), (4662, 44517), (4686, 44289), (4921, 42174), (5254, 39501), (5467, 37962), (5643, 36778), (5698, 36423), (6327, 32802), (6993, 29678), (7029, 29526), (7182, 28897), (7326, 28329), (7733, 26838), (7881, 26334), (8094, 25641), (8547, 24282), (8778, 23643), (8946, 23199), (9443, 21978), (9842, 21087), (10934, 18981), (10989, 18886), (11286, 18389), (12141, 17094), (12654, 16401), (13167, 15762), (13419, 15466), (13986, 14839), (14058, 14763)]