20382040320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{9199}}^1$

素因数の和:9800

約数の個数: 144

約数和(自身を含む): 65215046400

約数和(自身を除く): 44833006080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 577, 640, 768, 960, 1154, 1280, 1731, 1920, 2308, 2885, 3462, 3840, 4616, 5770, 6924, 8655, 9199, 9232, 11540, 13848, 17310, 18398, 18464, 23080, 27597, 27696, 34620, 36796, 36928, 45995, 46160, 55194, 55392, 69240, 73592, 73856, 91990, 92320, 110388, 110784, 137985, 138480, 147184, 147712, 183980, 184640, 220776, 221568, 275970, 276960, 294368, 367960, 369280, 441552, 443136, 551940, 553920, 588736, 735920, 738560, 883104, 1103880, 1107840, 1177472, 1471840, 1766208, 2207760, 2215680, 2354944, 2943680, 3532416, 4415520, 5307823, 5887360, 7064832, 8831040, 10615646, 11774720, 15923469, 17662080, 21231292, 26539115, 31846938, 35324160, 42462584, 53078230, 63693876, 79617345, 84925168, 106156460, 127387752, 159234690, 169850336, 212312920, 254775504, 318469380, 339700672, 424625840, 509551008, 636938760, 679401344, 849251680, 1019102016, 1273877520, 1358802688, 1698503360, 2038204032, 2547755040, 3397006720, 4076408064, 5095510080, 6794013440, 10191020160, 20382040320]

約数ペア:

[(1, 20382040320), (2, 10191020160), (3, 6794013440), (4, 5095510080), (5, 4076408064), (6, 3397006720), (8, 2547755040), (10, 2038204032), (12, 1698503360), (15, 1358802688), (16, 1273877520), (20, 1019102016), (24, 849251680), (30, 679401344), (32, 636938760), (40, 509551008), (48, 424625840), (60, 339700672), (64, 318469380), (80, 254775504), (96, 212312920), (120, 169850336), (128, 159234690), (160, 127387752), (192, 106156460), (240, 84925168), (256, 79617345), (320, 63693876), (384, 53078230), (480, 42462584), (577, 35324160), (640, 31846938), (768, 26539115), (960, 21231292), (1154, 17662080), (1280, 15923469), (1731, 11774720), (1920, 10615646), (2308, 8831040), (2885, 7064832), (3462, 5887360), (3840, 5307823), (4616, 4415520), (5770, 3532416), (6924, 2943680), (8655, 2354944), (9199, 2215680), (9232, 2207760), (11540, 1766208), (13848, 1471840), (17310, 1177472), (18398, 1107840), (18464, 1103880), (23080, 883104), (27597, 738560), (27696, 735920), (34620, 588736), (36796, 553920), (36928, 551940), (45995, 443136), (46160, 441552), (55194, 369280), (55392, 367960), (69240, 294368), (73592, 276960), (73856, 275970), (91990, 221568), (92320, 220776), (110388, 184640), (110784, 183980), (137985, 147712), (138480, 147184)]