920655360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1349

約数の個数: 240

約数和(自身を含む): 3293896320

約数和(自身を除く): 2373240960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1289, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2578, 2790, 2880, 2976, 3720, 3840, 3867, 3968, 4464, 4608, 4960, 5156, 5580, 5760, 5952, 6445, 7440, 7680, 7734, 7936, 8928, 9920, 10312, 11160, 11520, 11601, 11904, 12890, 14880, 15468, 15872, 17856, 19335, 19840, 20624, 22320, 23040, 23202, 23808, 25780, 29760, 30936, 35712, 38670, 39680, 39959, 41248, 44640, 46404, 47616, 51560, 58005, 59520, 61872, 71424, 77340, 79360, 79918, 82496, 89280, 92808, 103120, 116010, 119040, 119877, 123744, 142848, 154680, 159836, 164992, 178560, 185616, 199795, 206240, 232020, 238080, 239754, 247488, 309360, 319672, 329984, 357120, 359631, 371232, 399590, 412480, 464040, 479508, 494976, 599385, 618720, 639344, 659968, 714240, 719262, 742464, 799180, 824960, 928080, 959016, 989952, 1198770, 1237440, 1278688, 1438524, 1484928, 1598360, 1649920, 1798155, 1856160, 1918032, 1979904, 2397540, 2474880, 2557376, 2877048, 2969856, 3196720, 3299840, 3596310, 3712320, 3836064, 4795080, 4949760, 5114752, 5754096, 5939712, 6393440, 7192620, 7424640, 7672128, 9590160, 9899520, 10229504, 11508192, 12786880, 14385240, 14849280, 15344256, 19180320, 20459008, 23016384, 25573760, 28770480, 29698560, 30688512, 38360640, 46032768, 51147520, 57540960, 61377024, 76721280, 92065536, 102295040, 115081920, 153442560, 184131072, 230163840, 306885120, 460327680, 920655360]

約数ペア:

[(1, 920655360), (2, 460327680), (3, 306885120), (4, 230163840), (5, 184131072), (6, 153442560), (8, 115081920), (9, 102295040), (10, 92065536), (12, 76721280), (15, 61377024), (16, 57540960), (18, 51147520), (20, 46032768), (24, 38360640), (30, 30688512), (31, 29698560), (32, 28770480), (36, 25573760), (40, 23016384), (45, 20459008), (48, 19180320), (60, 15344256), (62, 14849280), (64, 14385240), (72, 12786880), (80, 11508192), (90, 10229504), (93, 9899520), (96, 9590160), (120, 7672128), (124, 7424640), (128, 7192620), (144, 6393440), (155, 5939712), (160, 5754096), (180, 5114752), (186, 4949760), (192, 4795080), (240, 3836064), (248, 3712320), (256, 3596310), (279, 3299840), (288, 3196720), (310, 2969856), (320, 2877048), (360, 2557376), (372, 2474880), (384, 2397540), (465, 1979904), (480, 1918032), (496, 1856160), (512, 1798155), (558, 1649920), (576, 1598360), (620, 1484928), (640, 1438524), (720, 1278688), (744, 1237440), (768, 1198770), (930, 989952), (960, 959016), (992, 928080), (1116, 824960), (1152, 799180), (1240, 742464), (1280, 719262), (1289, 714240), (1395, 659968), (1440, 639344), (1488, 618720), (1536, 599385), (1860, 494976), (1920, 479508), (1984, 464040), (2232, 412480), (2304, 399590), (2480, 371232), (2560, 359631), (2578, 357120), (2790, 329984), (2880, 319672), (2976, 309360), (3720, 247488), (3840, 239754), (3867, 238080), (3968, 232020), (4464, 206240), (4608, 199795), (4960, 185616), (5156, 178560), (5580, 164992), (5760, 159836), (5952, 154680), (6445, 142848), (7440, 123744), (7680, 119877), (7734, 119040), (7936, 116010), (8928, 103120), (9920, 92808), (10312, 89280), (11160, 82496), (11520, 79918), (11601, 79360), (11904, 77340), (12890, 71424), (14880, 61872), (15468, 59520), (15872, 58005), (17856, 51560), (19335, 47616), (19840, 46404), (20624, 44640), (22320, 41248), (23040, 39959), (23202, 39680), (23808, 38670), (25780, 35712), (29760, 30936)]