205280208

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:694

約数の個数: 180

約数和(自身を含む): 683616960

約数和(自身を除く): 478336752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 49, 56, 63, 72, 84, 94, 98, 112, 126, 141, 144, 147, 168, 188, 196, 252, 282, 294, 329, 336, 376, 392, 423, 441, 504, 564, 588, 619, 658, 752, 784, 846, 882, 987, 1008, 1128, 1176, 1238, 1316, 1692, 1764, 1857, 1974, 2256, 2303, 2352, 2476, 2632, 2961, 3384, 3528, 3714, 3948, 4333, 4606, 4952, 5264, 5571, 5922, 6768, 6909, 7056, 7428, 7896, 8666, 9212, 9904, 11142, 11844, 12999, 13818, 14856, 15792, 17332, 18424, 20727, 22284, 23688, 25998, 27636, 29093, 29712, 30331, 34664, 36848, 38997, 41454, 44568, 47376, 51996, 55272, 58186, 60662, 69328, 77994, 82908, 87279, 89136, 90993, 103992, 110544, 116372, 121324, 155988, 165816, 174558, 181986, 203651, 207984, 232744, 242648, 261837, 272979, 311976, 331632, 349116, 363972, 407302, 465488, 485296, 523674, 545958, 610953, 623952, 698232, 727944, 814604, 1047348, 1091916, 1221906, 1396464, 1425557, 1455888, 1629208, 1832859, 2094696, 2183832, 2443812, 2851114, 3258416, 3665718, 4189392, 4276671, 4367664, 4887624, 5702228, 7331436, 8553342, 9775248, 11404456, 12830013, 14662872, 17106684, 22808912, 25660026, 29325744, 34213368, 51320052, 68426736, 102640104, 205280208]

約数ペア:

[(1, 205280208), (2, 102640104), (3, 68426736), (4, 51320052), (6, 34213368), (7, 29325744), (8, 25660026), (9, 22808912), (12, 17106684), (14, 14662872), (16, 12830013), (18, 11404456), (21, 9775248), (24, 8553342), (28, 7331436), (36, 5702228), (42, 4887624), (47, 4367664), (48, 4276671), (49, 4189392), (56, 3665718), (63, 3258416), (72, 2851114), (84, 2443812), (94, 2183832), (98, 2094696), (112, 1832859), (126, 1629208), (141, 1455888), (144, 1425557), (147, 1396464), (168, 1221906), (188, 1091916), (196, 1047348), (252, 814604), (282, 727944), (294, 698232), (329, 623952), (336, 610953), (376, 545958), (392, 523674), (423, 485296), (441, 465488), (504, 407302), (564, 363972), (588, 349116), (619, 331632), (658, 311976), (752, 272979), (784, 261837), (846, 242648), (882, 232744), (987, 207984), (1008, 203651), (1128, 181986), (1176, 174558), (1238, 165816), (1316, 155988), (1692, 121324), (1764, 116372), (1857, 110544), (1974, 103992), (2256, 90993), (2303, 89136), (2352, 87279), (2476, 82908), (2632, 77994), (2961, 69328), (3384, 60662), (3528, 58186), (3714, 55272), (3948, 51996), (4333, 47376), (4606, 44568), (4952, 41454), (5264, 38997), (5571, 36848), (5922, 34664), (6768, 30331), (6909, 29712), (7056, 29093), (7428, 27636), (7896, 25998), (8666, 23688), (9212, 22284), (9904, 20727), (11142, 18424), (11844, 17332), (12999, 15792), (13818, 14856)]