1721441280

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 352

約数和(自身を含む): 6115846464

約数和(自身を除く): 4394405184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 64, 65, 74, 78, 80, 96, 104, 111, 120, 128, 130, 148, 156, 160, 185, 192, 195, 208, 222, 233, 240, 256, 260, 296, 312, 320, 370, 384, 390, 416, 444, 466, 480, 481, 512, 520, 555, 592, 624, 640, 699, 740, 768, 780, 832, 888, 932, 960, 962, 1024, 1040, 1110, 1165, 1184, 1248, 1280, 1398, 1443, 1480, 1536, 1560, 1664, 1776, 1864, 1920, 1924, 2080, 2220, 2330, 2368, 2405, 2496, 2560, 2796, 2886, 2960, 3029, 3072, 3120, 3328, 3495, 3552, 3728, 3840, 3848, 4160, 4440, 4660, 4736, 4810, 4992, 5120, 5592, 5772, 5920, 6058, 6240, 6656, 6990, 7104, 7215, 7456, 7680, 7696, 8320, 8621, 8880, 9087, 9320, 9472, 9620, 9984, 11184, 11544, 11840, 12116, 12480, 13312, 13980, 14208, 14430, 14912, 15145, 15360, 15392, 16640, 17242, 17760, 18174, 18640, 18944, 19240, 19968, 22368, 23088, 23680, 24232, 24960, 25863, 27960, 28416, 28860, 29824, 30290, 30784, 33280, 34484, 35520, 36348, 37280, 37888, 38480, 39936, 43105, 44736, 45435, 46176, 47360, 48464, 49920, 51726, 55920, 56832, 57720, 59648, 60580, 61568, 66560, 68968, 71040, 72696, 74560, 76960, 86210, 89472, 90870, 92352, 94720, 96928, 99840, 103452, 111840, 112073, 113664, 115440, 119296, 121160, 123136, 129315, 137936, 142080, 145392, 149120, 153920, 172420, 178944, 181740, 184704, 189440, 193856, 199680, 206904, 223680, 224146, 230880, 238592, 242320, 246272, 258630, 275872, 284160, 290784, 298240, 307840, 336219, 344840, 357888, 363480, 369408, 387712, 413808, 447360, 448292, 461760, 484640, 492544, 517260, 551744, 560365, 568320, 581568, 596480, 615680, 672438, 689680, 715776, 726960, 738816, 775424, 827616, 894720, 896584, 923520, 969280, 1034520, 1103488, 1120730, 1163136, 1192960, 1231360, 1344876, 1379360, 1453920, 1477632, 1550848, 1655232, 1681095, 1789440, 1793168, 1847040, 1938560, 2069040, 2206976, 2241460, 2326272, 2462720, 2689752, 2758720, 2907840, 3101696, 3310464, 3362190, 3578880, 3586336, 3694080, 3877120, 4138080, 4413952, 4482920, 4652544, 5379504, 5517440, 5815680, 6620928, 6724380, 7172672, 7388160, 7754240, 8276160, 8827904, 8965840, 9305088, 10759008, 11034880, 11631360, 13241856, 13448760, 14345344, 15508480, 16552320, 17931680, 21518016, 22069760, 23262720, 26483712, 26897520, 28690688, 33104640, 35863360, 43036032, 44139520, 46525440, 53795040, 57381376, 66209280, 71726720, 86072064, 107590080, 114762752, 132418560, 143453440, 172144128, 215180160, 286906880, 344288256, 430360320, 573813760, 860720640, 1721441280]

約数ペア:

[(1, 1721441280), (2, 860720640), (3, 573813760), (4, 430360320), (5, 344288256), (6, 286906880), (8, 215180160), (10, 172144128), (12, 143453440), (13, 132418560), (15, 114762752), (16, 107590080), (20, 86072064), (24, 71726720), (26, 66209280), (30, 57381376), (32, 53795040), (37, 46525440), (39, 44139520), (40, 43036032), (48, 35863360), (52, 33104640), (60, 28690688), (64, 26897520), (65, 26483712), (74, 23262720), (78, 22069760), (80, 21518016), (96, 17931680), (104, 16552320), (111, 15508480), (120, 14345344), (128, 13448760), (130, 13241856), (148, 11631360), (156, 11034880), (160, 10759008), (185, 9305088), (192, 8965840), (195, 8827904), (208, 8276160), (222, 7754240), (233, 7388160), (240, 7172672), (256, 6724380), (260, 6620928), (296, 5815680), (312, 5517440), (320, 5379504), (370, 4652544), (384, 4482920), (390, 4413952), (416, 4138080), (444, 3877120), (466, 3694080), (480, 3586336), (481, 3578880), (512, 3362190), (520, 3310464), (555, 3101696), (592, 2907840), (624, 2758720), (640, 2689752), (699, 2462720), (740, 2326272), (768, 2241460), (780, 2206976), (832, 2069040), (888, 1938560), (932, 1847040), (960, 1793168), (962, 1789440), (1024, 1681095), (1040, 1655232), (1110, 1550848), (1165, 1477632), (1184, 1453920), (1248, 1379360), (1280, 1344876), (1398, 1231360), (1443, 1192960), (1480, 1163136), (1536, 1120730), (1560, 1103488), (1664, 1034520), (1776, 969280), (1864, 923520), (1920, 896584), (1924, 894720), (2080, 827616), (2220, 775424), (2330, 738816), (2368, 726960), (2405, 715776), (2496, 689680), (2560, 672438), (2796, 615680), (2886, 596480), (2960, 581568), (3029, 568320), (3072, 560365), (3120, 551744), (3328, 517260), (3495, 492544), (3552, 484640), (3728, 461760), (3840, 448292), (3848, 447360), (4160, 413808), (4440, 387712), (4660, 369408), (4736, 363480), (4810, 357888), (4992, 344840), (5120, 336219), (5592, 307840), (5772, 298240), (5920, 290784), (6058, 284160), (6240, 275872), (6656, 258630), (6990, 246272), (7104, 242320), (7215, 238592), (7456, 230880), (7680, 224146), (7696, 223680), (8320, 206904), (8621, 199680), (8880, 193856), (9087, 189440), (9320, 184704), (9472, 181740), (9620, 178944), (9984, 172420), (11184, 153920), (11544, 149120), (11840, 145392), (12116, 142080), (12480, 137936), (13312, 129315), (13980, 123136), (14208, 121160), (14430, 119296), (14912, 115440), (15145, 113664), (15360, 112073), (15392, 111840), (16640, 103452), (17242, 99840), (17760, 96928), (18174, 94720), (18640, 92352), (18944, 90870), (19240, 89472), (19968, 86210), (22368, 76960), (23088, 74560), (23680, 72696), (24232, 71040), (24960, 68968), (25863, 66560), (27960, 61568), (28416, 60580), (28860, 59648), (29824, 57720), (30290, 56832), (30784, 55920), (33280, 51726), (34484, 49920), (35520, 48464), (36348, 47360), (37280, 46176), (37888, 45435), (38480, 44736), (39936, 43105)]