20801949840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:899

約数の個数: 480

約数和(自身を含む): 82937167872

約数和(自身を除く): 62135218032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 211, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 422, 434, 465, 496, 504, 558, 560, 620, 630, 631, 633, 651, 720, 744, 840, 844, 868, 930, 1008, 1055, 1085, 1116, 1240, 1260, 1262, 1266, 1302, 1395, 1477, 1488, 1680, 1688, 1736, 1860, 1893, 1899, 1953, 2110, 2170, 2232, 2480, 2520, 2524, 2532, 2604, 2790, 2954, 3155, 3165, 3255, 3376, 3472, 3720, 3786, 3798, 3906, 4220, 4340, 4417, 4431, 4464, 5040, 5048, 5064, 5208, 5580, 5679, 5908, 6310, 6330, 6510, 6541, 7385, 7440, 7572, 7596, 7812, 8440, 8680, 8834, 8862, 9465, 9495, 9765, 10096, 10128, 10416, 11160, 11358, 11816, 12620, 12660, 13020, 13082, 13251, 13293, 14770, 15144, 15192, 15624, 16880, 17360, 17668, 17724, 18930, 18990, 19530, 19561, 19623, 22085, 22155, 22320, 22716, 23632, 25240, 25320, 26040, 26164, 26502, 26586, 28395, 29540, 30288, 30384, 31248, 32705, 35336, 35448, 37860, 37980, 39060, 39122, 39246, 39753, 44170, 44310, 45432, 45787, 50480, 50640, 52080, 52328, 53004, 53172, 56790, 58683, 58869, 59080, 65410, 66255, 66465, 70672, 70896, 75720, 75960, 78120, 78244, 78492, 79506, 88340, 88620, 90864, 91574, 97805, 98115, 104656, 106008, 106344, 113580, 117366, 117738, 118160, 130820, 132510, 132930, 133141, 136927, 137361, 151440, 151920, 156240, 156488, 156984, 159012, 176049, 176680, 177240, 183148, 195610, 196230, 198765, 212016, 212688, 227160, 228935, 234732, 235476, 261640, 265020, 265860, 266282, 273854, 274722, 293415, 294345, 312976, 313968, 318024, 352098, 353360, 354480, 366296, 391220, 392460, 397530, 399423, 410781, 412083, 454320, 457870, 469464, 470952, 523280, 530040, 531720, 532564, 547708, 549444, 586830, 588690, 636048, 665705, 684635, 686805, 704196, 732592, 782440, 784920, 795060, 798846, 821562, 824166, 880245, 915740, 931987, 938928, 941904, 1060080, 1063440, 1065128, 1095416, 1098888, 1173660, 1177380, 1198269, 1232343, 1331410, 1369270, 1373610, 1408392, 1564880, 1569840, 1590120, 1597692, 1643124, 1648332, 1760490, 1831480, 1863974, 1997115, 2053905, 2060415, 2130256, 2190832, 2197776, 2347320, 2354760, 2396538, 2464686, 2662820, 2738540, 2747220, 2795961, 2816784, 3180240, 3195384, 3286248, 3296664, 3520980, 3662960, 3727948, 3994230, 4107810, 4120830, 4127371, 4659935, 4694640, 4709520, 4793076, 4929372, 5325640, 5477080, 5494440, 5591922, 5991345, 6161715, 6390768, 6572496, 6593328, 7041960, 7455896, 7988460, 8215620, 8241660, 8254742, 8387883, 9319870, 9586152, 9858744, 10651280, 10954160, 10988880, 11183844, 11982690, 12323430, 12382113, 13979805, 14083920, 14911792, 15976920, 16431240, 16483320, 16509484, 16775766, 18639740, 19172304, 19717488, 20636855, 22367688, 23965380, 24646860, 24764226, 27959610, 28891597, 31953840, 32862480, 32966640, 33018968, 33551532, 37146339, 37279480, 41273710, 41939415, 44735376, 47930760, 49293720, 49528452, 55919220, 57783194, 61910565, 66037936, 67103064, 74292678, 74558960, 82547420, 83878830, 86674791, 95861520, 98587440, 99056904, 111838440, 115566388, 123821130, 134206128, 144457985, 148585356, 165094840, 167757660, 173349582, 185731695, 198113808, 223676880, 231132776, 247642260, 260024373, 288915970, 297170712, 330189680, 335515320, 346699164, 371463390, 433373955, 462265552, 495284520, 520048746, 577831940, 594341424, 671030640, 693398328, 742926780, 866747910, 990569040, 1040097492, 1155663880, 1300121865, 1386796656, 1485853560, 1733495820, 2080194984, 2311327760, 2600243730, 2971707120, 3466991640, 4160389968, 5200487460, 6933983280, 10400974920, 20801949840]

約数ペア:

[(1, 20801949840), (2, 10400974920), (3, 6933983280), (4, 5200487460), (5, 4160389968), (6, 3466991640), (7, 2971707120), (8, 2600243730), (9, 2311327760), (10, 2080194984), (12, 1733495820), (14, 1485853560), (15, 1386796656), (16, 1300121865), (18, 1155663880), (20, 1040097492), (21, 990569040), (24, 866747910), (28, 742926780), (30, 693398328), (31, 671030640), (35, 594341424), (36, 577831940), (40, 520048746), (42, 495284520), (45, 462265552), (48, 433373955), (56, 371463390), (60, 346699164), (62, 335515320), (63, 330189680), (70, 297170712), (72, 288915970), (80, 260024373), (84, 247642260), (90, 231132776), (93, 223676880), (105, 198113808), (112, 185731695), (120, 173349582), (124, 167757660), (126, 165094840), (140, 148585356), (144, 144457985), (155, 134206128), (168, 123821130), (180, 115566388), (186, 111838440), (210, 99056904), (211, 98587440), (217, 95861520), (240, 86674791), (248, 83878830), (252, 82547420), (279, 74558960), (280, 74292678), (310, 67103064), (315, 66037936), (336, 61910565), (360, 57783194), (372, 55919220), (420, 49528452), (422, 49293720), (434, 47930760), (465, 44735376), (496, 41939415), (504, 41273710), (558, 37279480), (560, 37146339), (620, 33551532), (630, 33018968), (631, 32966640), (633, 32862480), (651, 31953840), (720, 28891597), (744, 27959610), (840, 24764226), (844, 24646860), (868, 23965380), (930, 22367688), (1008, 20636855), (1055, 19717488), (1085, 19172304), (1116, 18639740), (1240, 16775766), (1260, 16509484), (1262, 16483320), (1266, 16431240), (1302, 15976920), (1395, 14911792), (1477, 14083920), (1488, 13979805), (1680, 12382113), (1688, 12323430), (1736, 11982690), (1860, 11183844), (1893, 10988880), (1899, 10954160), (1953, 10651280), (2110, 9858744), (2170, 9586152), (2232, 9319870), (2480, 8387883), (2520, 8254742), (2524, 8241660), (2532, 8215620), (2604, 7988460), (2790, 7455896), (2954, 7041960), (3155, 6593328), (3165, 6572496), (3255, 6390768), (3376, 6161715), (3472, 5991345), (3720, 5591922), (3786, 5494440), (3798, 5477080), (3906, 5325640), (4220, 4929372), (4340, 4793076), (4417, 4709520), (4431, 4694640), (4464, 4659935), (5040, 4127371), (5048, 4120830), (5064, 4107810), (5208, 3994230), (5580, 3727948), (5679, 3662960), (5908, 3520980), (6310, 3296664), (6330, 3286248), (6510, 3195384), (6541, 3180240), (7385, 2816784), (7440, 2795961), (7572, 2747220), (7596, 2738540), (7812, 2662820), (8440, 2464686), (8680, 2396538), (8834, 2354760), (8862, 2347320), (9465, 2197776), (9495, 2190832), (9765, 2130256), (10096, 2060415), (10128, 2053905), (10416, 1997115), (11160, 1863974), (11358, 1831480), (11816, 1760490), (12620, 1648332), (12660, 1643124), (13020, 1597692), (13082, 1590120), (13251, 1569840), (13293, 1564880), (14770, 1408392), (15144, 1373610), (15192, 1369270), (15624, 1331410), (16880, 1232343), (17360, 1198269), (17668, 1177380), (17724, 1173660), (18930, 1098888), (18990, 1095416), (19530, 1065128), (19561, 1063440), (19623, 1060080), (22085, 941904), (22155, 938928), (22320, 931987), (22716, 915740), (23632, 880245), (25240, 824166), (25320, 821562), (26040, 798846), (26164, 795060), (26502, 784920), (26586, 782440), (28395, 732592), (29540, 704196), (30288, 686805), (30384, 684635), (31248, 665705), (32705, 636048), (35336, 588690), (35448, 586830), (37860, 549444), (37980, 547708), (39060, 532564), (39122, 531720), (39246, 530040), (39753, 523280), (44170, 470952), (44310, 469464), (45432, 457870), (45787, 454320), (50480, 412083), (50640, 410781), (52080, 399423), (52328, 397530), (53004, 392460), (53172, 391220), (56790, 366296), (58683, 354480), (58869, 353360), (59080, 352098), (65410, 318024), (66255, 313968), (66465, 312976), (70672, 294345), (70896, 293415), (75720, 274722), (75960, 273854), (78120, 266282), (78244, 265860), (78492, 265020), (79506, 261640), (88340, 235476), (88620, 234732), (90864, 228935), (91574, 227160), (97805, 212688), (98115, 212016), (104656, 198765), (106008, 196230), (106344, 195610), (113580, 183148), (117366, 177240), (117738, 176680), (118160, 176049), (130820, 159012), (132510, 156984), (132930, 156488), (133141, 156240), (136927, 151920), (137361, 151440)]