1298376520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 3536991360

約数和(自身を除く): 2238614840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 107, 140, 151, 164, 196, 205, 214, 245, 280, 287, 302, 328, 392, 410, 428, 490, 535, 574, 604, 749, 755, 820, 856, 980, 1057, 1070, 1148, 1208, 1435, 1498, 1510, 1640, 1960, 2009, 2114, 2140, 2296, 2870, 2996, 3020, 3745, 4018, 4228, 4280, 4387, 5243, 5285, 5740, 5992, 6040, 6191, 7399, 7490, 8036, 8456, 8774, 10045, 10486, 10570, 11480, 12382, 14798, 14980, 16072, 16157, 17548, 20090, 20972, 21140, 21935, 24764, 26215, 29596, 29960, 30709, 30955, 32314, 35096, 36995, 40180, 41944, 42280, 43337, 43870, 49528, 52430, 59192, 61418, 61910, 64628, 73990, 80360, 80785, 86674, 87740, 104860, 113099, 122836, 123820, 129256, 147980, 153545, 161570, 173348, 175480, 209720, 214963, 216685, 226198, 245672, 247640, 295960, 303359, 307090, 323140, 346696, 429926, 433370, 452396, 565495, 606718, 614180, 646280, 662437, 791693, 859852, 866740, 904792, 1074815, 1130990, 1213436, 1228360, 1324874, 1516795, 1583386, 1719704, 1733480, 2149630, 2261980, 2426872, 2649748, 3033590, 3166772, 3312185, 3958465, 4299260, 4523960, 4637059, 5299496, 6067180, 6333544, 6624370, 7916930, 8598520, 9274118, 12134360, 13248740, 15833860, 18548236, 23185295, 26497480, 31667720, 32459413, 37096472, 46370590, 64918826, 92741180, 129837652, 162297065, 185482360, 259675304, 324594130, 649188260, 1298376520]

約数ペア:

[(1, 1298376520), (2, 649188260), (4, 324594130), (5, 259675304), (7, 185482360), (8, 162297065), (10, 129837652), (14, 92741180), (20, 64918826), (28, 46370590), (35, 37096472), (40, 32459413), (41, 31667720), (49, 26497480), (56, 23185295), (70, 18548236), (82, 15833860), (98, 13248740), (107, 12134360), (140, 9274118), (151, 8598520), (164, 7916930), (196, 6624370), (205, 6333544), (214, 6067180), (245, 5299496), (280, 4637059), (287, 4523960), (302, 4299260), (328, 3958465), (392, 3312185), (410, 3166772), (428, 3033590), (490, 2649748), (535, 2426872), (574, 2261980), (604, 2149630), (749, 1733480), (755, 1719704), (820, 1583386), (856, 1516795), (980, 1324874), (1057, 1228360), (1070, 1213436), (1148, 1130990), (1208, 1074815), (1435, 904792), (1498, 866740), (1510, 859852), (1640, 791693), (1960, 662437), (2009, 646280), (2114, 614180), (2140, 606718), (2296, 565495), (2870, 452396), (2996, 433370), (3020, 429926), (3745, 346696), (4018, 323140), (4228, 307090), (4280, 303359), (4387, 295960), (5243, 247640), (5285, 245672), (5740, 226198), (5992, 216685), (6040, 214963), (6191, 209720), (7399, 175480), (7490, 173348), (8036, 161570), (8456, 153545), (8774, 147980), (10045, 129256), (10486, 123820), (10570, 122836), (11480, 113099), (12382, 104860), (14798, 87740), (14980, 86674), (16072, 80785), (16157, 80360), (17548, 73990), (20090, 64628), (20972, 61910), (21140, 61418), (21935, 59192), (24764, 52430), (26215, 49528), (29596, 43870), (29960, 43337), (30709, 42280), (30955, 41944), (32314, 40180), (35096, 36995)]