28219223520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{659}}^1$

素因数の和:1038

約数の個数: 288

約数和(自身を含む): 97608551040

約数和(自身を除く): 69389327520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 227, 240, 262, 288, 360, 393, 454, 480, 524, 655, 659, 681, 720, 786, 908, 1048, 1135, 1179, 1310, 1318, 1362, 1440, 1572, 1816, 1965, 1977, 2043, 2096, 2270, 2358, 2620, 2636, 2724, 3144, 3295, 3405, 3632, 3930, 3954, 4086, 4192, 4540, 4716, 5240, 5272, 5448, 5895, 5931, 6288, 6590, 6810, 7264, 7860, 7908, 8172, 9080, 9432, 9885, 10215, 10480, 10544, 10896, 11790, 11862, 12576, 13180, 13620, 15720, 15816, 16344, 18160, 18864, 19770, 20430, 20960, 21088, 21792, 23580, 23724, 26360, 27240, 29655, 29737, 31440, 31632, 32688, 36320, 37728, 39540, 40860, 47160, 47448, 52720, 54480, 59310, 59474, 62880, 63264, 65376, 79080, 81720, 86329, 89211, 94320, 94896, 105440, 108960, 118620, 118948, 148685, 149593, 158160, 163440, 172658, 178422, 188640, 189792, 237240, 237896, 258987, 267633, 297370, 299186, 316320, 326880, 345316, 356844, 431645, 446055, 448779, 474480, 475792, 517974, 535266, 594740, 598372, 690632, 713688, 747965, 776961, 863290, 892110, 897558, 948960, 951584, 1035948, 1070532, 1189480, 1196744, 1294935, 1338165, 1346337, 1381264, 1427376, 1495930, 1553922, 1726580, 1784220, 1795116, 2071896, 2141064, 2243895, 2378960, 2393488, 2589870, 2676330, 2692674, 2762528, 2854752, 2991860, 3107844, 3453160, 3568440, 3590232, 3884805, 4143792, 4282128, 4487790, 4757920, 4786976, 5179740, 5352660, 5385348, 5983720, 6215688, 6731685, 6906320, 7136880, 7180464, 7769610, 8287584, 8564256, 8975580, 10359480, 10705320, 10770696, 11967440, 12431376, 13463370, 13812640, 14273760, 14360928, 15539220, 17951160, 19596683, 20718960, 21410640, 21541392, 23934880, 24862752, 26926740, 31078440, 35902320, 39193366, 41437920, 42821280, 43082784, 53853480, 58790049, 62156880, 71804640, 78386732, 97983415, 107706960, 117580098, 124313760, 156773464, 176370147, 195966830, 215413920, 235160196, 293950245, 313546928, 352740294, 391933660, 470320392, 587900490, 627093856, 705480588, 783867320, 881850735, 940640784, 1175800980, 1410961176, 1567734640, 1763701470, 1881281568, 2351601960, 2821922352, 3135469280, 3527402940, 4703203920, 5643844704, 7054805880, 9406407840, 14109611760, 28219223520]

約数ペア:

[(1, 28219223520), (2, 14109611760), (3, 9406407840), (4, 7054805880), (5, 5643844704), (6, 4703203920), (8, 3527402940), (9, 3135469280), (10, 2821922352), (12, 2351601960), (15, 1881281568), (16, 1763701470), (18, 1567734640), (20, 1410961176), (24, 1175800980), (30, 940640784), (32, 881850735), (36, 783867320), (40, 705480588), (45, 627093856), (48, 587900490), (60, 470320392), (72, 391933660), (80, 352740294), (90, 313546928), (96, 293950245), (120, 235160196), (131, 215413920), (144, 195966830), (160, 176370147), (180, 156773464), (227, 124313760), (240, 117580098), (262, 107706960), (288, 97983415), (360, 78386732), (393, 71804640), (454, 62156880), (480, 58790049), (524, 53853480), (655, 43082784), (659, 42821280), (681, 41437920), (720, 39193366), (786, 35902320), (908, 31078440), (1048, 26926740), (1135, 24862752), (1179, 23934880), (1310, 21541392), (1318, 21410640), (1362, 20718960), (1440, 19596683), (1572, 17951160), (1816, 15539220), (1965, 14360928), (1977, 14273760), (2043, 13812640), (2096, 13463370), (2270, 12431376), (2358, 11967440), (2620, 10770696), (2636, 10705320), (2724, 10359480), (3144, 8975580), (3295, 8564256), (3405, 8287584), (3632, 7769610), (3930, 7180464), (3954, 7136880), (4086, 6906320), (4192, 6731685), (4540, 6215688), (4716, 5983720), (5240, 5385348), (5272, 5352660), (5448, 5179740), (5895, 4786976), (5931, 4757920), (6288, 4487790), (6590, 4282128), (6810, 4143792), (7264, 3884805), (7860, 3590232), (7908, 3568440), (8172, 3453160), (9080, 3107844), (9432, 2991860), (9885, 2854752), (10215, 2762528), (10480, 2692674), (10544, 2676330), (10896, 2589870), (11790, 2393488), (11862, 2378960), (12576, 2243895), (13180, 2141064), (13620, 2071896), (15720, 1795116), (15816, 1784220), (16344, 1726580), (18160, 1553922), (18864, 1495930), (19770, 1427376), (20430, 1381264), (20960, 1346337), (21088, 1338165), (21792, 1294935), (23580, 1196744), (23724, 1189480), (26360, 1070532), (27240, 1035948), (29655, 951584), (29737, 948960), (31440, 897558), (31632, 892110), (32688, 863290), (36320, 776961), (37728, 747965), (39540, 713688), (40860, 690632), (47160, 598372), (47448, 594740), (52720, 535266), (54480, 517974), (59310, 475792), (59474, 474480), (62880, 448779), (63264, 446055), (65376, 431645), (79080, 356844), (81720, 345316), (86329, 326880), (89211, 316320), (94320, 299186), (94896, 297370), (105440, 267633), (108960, 258987), (118620, 237896), (118948, 237240), (148685, 189792), (149593, 188640), (158160, 178422), (163440, 172658)]