1620545280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{839}}^1$

素因数の和:1366

約数の個数: 144

約数和(自身を含む): 5192087040

約数和(自身を除く): 3571541760

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, 503, 640, 768, 839, 960, 1006, 1280, 1509, 1678, 1920, 2012, 2515, 2517, 3018, 3356, 3840, 4024, 4195, 5030, 5034, 6036, 6712, 7545, 8048, 8390, 10060, 10068, 12072, 12585, 13424, 15090, 16096, 16780, 20120, 20136, 24144, 25170, 26848, 30180, 32192, 33560, 40240, 40272, 48288, 50340, 53696, 60360, 64384, 67120, 80480, 80544, 96576, 100680, 107392, 120720, 128768, 134240, 160960, 161088, 193152, 201360, 214784, 241440, 268480, 321920, 322176, 386304, 402720, 422017, 482880, 536960, 643840, 644352, 805440, 844034, 965760, 1073920, 1266051, 1610880, 1688068, 1931520, 2110085, 2532102, 3221760, 3376136, 4220170, 5064204, 6330255, 6752272, 8440340, 10128408, 12660510, 13504544, 16880680, 20256816, 25321020, 27009088, 33761360, 40513632, 50642040, 54018176, 67522720, 81027264, 101284080, 108036352, 135045440, 162054528, 202568160, 270090880, 324109056, 405136320, 540181760, 810272640, 1620545280]

約数ペア:

[(1, 1620545280), (2, 810272640), (3, 540181760), (4, 405136320), (5, 324109056), (6, 270090880), (8, 202568160), (10, 162054528), (12, 135045440), (15, 108036352), (16, 101284080), (20, 81027264), (24, 67522720), (30, 54018176), (32, 50642040), (40, 40513632), (48, 33761360), (60, 27009088), (64, 25321020), (80, 20256816), (96, 16880680), (120, 13504544), (128, 12660510), (160, 10128408), (192, 8440340), (240, 6752272), (256, 6330255), (320, 5064204), (384, 4220170), (480, 3376136), (503, 3221760), (640, 2532102), (768, 2110085), (839, 1931520), (960, 1688068), (1006, 1610880), (1280, 1266051), (1509, 1073920), (1678, 965760), (1920, 844034), (2012, 805440), (2515, 644352), (2517, 643840), (3018, 536960), (3356, 482880), (3840, 422017), (4024, 402720), (4195, 386304), (5030, 322176), (5034, 321920), (6036, 268480), (6712, 241440), (7545, 214784), (8048, 201360), (8390, 193152), (10060, 161088), (10068, 160960), (12072, 134240), (12585, 128768), (13424, 120720), (15090, 107392), (16096, 100680), (16780, 96576), (20120, 80544), (20136, 80480), (24144, 67120), (25170, 64384), (26848, 60360), (30180, 53696), (32192, 50340), (33560, 48288), (40240, 40272)]