21456563105280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{17795053}}^1$

素因数の和:17795236

約数の個数: 160

約数和(自身を含む): 69030858197664

約数和(自身を除く): 47574295092384

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, 157, 160, 192, 240, 256, 314, 320, 384, 471, 480, 512, 628, 640, 768, 785, 942, 960, 1256, 1280, 1536, 1570, 1884, 1920, 2355, 2512, 2560, 3140, 3768, 3840, 4710, 5024, 6280, 7536, 7680, 9420, 10048, 12560, 15072, 18840, 20096, 25120, 30144, 37680, 40192, 50240, 60288, 75360, 80384, 100480, 120576, 150720, 200960, 241152, 301440, 401920, 602880, 1205760, 17795053, 35590106, 53385159, 71180212, 88975265, 106770318, 142360424, 177950530, 213540636, 266925795, 284720848, 355901060, 427081272, 533851590, 569441696, 711802120, 854162544, 1067703180, 1138883392, 1423604240, 1708325088, 2135406360, 2277766784, 2793823321, 2847208480, 3416650176, 4270812720, 4555533568, 5587646642, 5694416960, 6833300352, 8381469963, 8541625440, 9111067136, 11175293284, 11388833920, 13666600704, 13969116605, 16762939926, 17083250880, 22350586568, 22777667840, 27333201408, 27938233210, 33525879852, 34166501760, 41907349815, 44701173136, 45555335680, 55876466420, 67051759704, 68333003520, 83814699630, 89402346272, 111752932840, 134103519408, 136666007040, 167629399260, 178804692544, 223505865680, 268207038816, 335258798520, 357609385088, 447011731360, 536414077632, 670517597040, 715218770176, 894023462720, 1072828155264, 1341035194080, 1430437540352, 1788046925440, 2145656310528, 2682070388160, 3576093850880, 4291312621056, 5364140776320, 7152187701760, 10728281552640, 21456563105280]

約数ペア:

[(1, 21456563105280), (2, 10728281552640), (3, 7152187701760), (4, 5364140776320), (5, 4291312621056), (6, 3576093850880), (8, 2682070388160), (10, 2145656310528), (12, 1788046925440), (15, 1430437540352), (16, 1341035194080), (20, 1072828155264), (24, 894023462720), (30, 715218770176), (32, 670517597040), (40, 536414077632), (48, 447011731360), (60, 357609385088), (64, 335258798520), (80, 268207038816), (96, 223505865680), (120, 178804692544), (128, 167629399260), (157, 136666007040), (160, 134103519408), (192, 111752932840), (240, 89402346272), (256, 83814699630), (314, 68333003520), (320, 67051759704), (384, 55876466420), (471, 45555335680), (480, 44701173136), (512, 41907349815), (628, 34166501760), (640, 33525879852), (768, 27938233210), (785, 27333201408), (942, 22777667840), (960, 22350586568), (1256, 17083250880), (1280, 16762939926), (1536, 13969116605), (1570, 13666600704), (1884, 11388833920), (1920, 11175293284), (2355, 9111067136), (2512, 8541625440), (2560, 8381469963), (3140, 6833300352), (3768, 5694416960), (3840, 5587646642), (4710, 4555533568), (5024, 4270812720), (6280, 3416650176), (7536, 2847208480), (7680, 2793823321), (9420, 2277766784), (10048, 2135406360), (12560, 1708325088), (15072, 1423604240), (18840, 1138883392), (20096, 1067703180), (25120, 854162544), (30144, 711802120), (37680, 569441696), (40192, 533851590), (50240, 427081272), (60288, 355901060), (75360, 284720848), (80384, 266925795), (100480, 213540636), (120576, 177950530), (150720, 142360424), (200960, 106770318), (241152, 88975265), (301440, 71180212), (401920, 53385159), (602880, 35590106), (1205760, 17795053)]