19831680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1$

素因数の和:349

約数の個数: 192

約数和(自身を含む): 74945520

約数和(自身を除く): 55113840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 313, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 626, 640, 660, 704, 720, 792, 880, 939, 960, 990, 1056, 1152, 1252, 1320, 1408, 1440, 1565, 1584, 1760, 1878, 1920, 1980, 2112, 2504, 2640, 2817, 2880, 3130, 3168, 3443, 3520, 3756, 3960, 4224, 4695, 5008, 5280, 5634, 5760, 6260, 6336, 6886, 7040, 7512, 7920, 9390, 10016, 10329, 10560, 11268, 12520, 12672, 13772, 14085, 15024, 15840, 17215, 18780, 20032, 20658, 21120, 22536, 25040, 27544, 28170, 30048, 30987, 31680, 34430, 37560, 40064, 41316, 45072, 50080, 51645, 55088, 56340, 60096, 61974, 63360, 68860, 75120, 82632, 90144, 100160, 103290, 110176, 112680, 120192, 123948, 137720, 150240, 154935, 165264, 180288, 200320, 206580, 220352, 225360, 247896, 275440, 300480, 309870, 330528, 360576, 413160, 440704, 450720, 495792, 550880, 600960, 619740, 661056, 826320, 901440, 991584, 1101760, 1239480, 1322112, 1652640, 1802880, 1983168, 2203520, 2478960, 3305280, 3966336, 4957920, 6610560, 9915840, 19831680]

約数ペア:

[(1, 19831680), (2, 9915840), (3, 6610560), (4, 4957920), (5, 3966336), (6, 3305280), (8, 2478960), (9, 2203520), (10, 1983168), (11, 1802880), (12, 1652640), (15, 1322112), (16, 1239480), (18, 1101760), (20, 991584), (22, 901440), (24, 826320), (30, 661056), (32, 619740), (33, 600960), (36, 550880), (40, 495792), (44, 450720), (45, 440704), (48, 413160), (55, 360576), (60, 330528), (64, 309870), (66, 300480), (72, 275440), (80, 247896), (88, 225360), (90, 220352), (96, 206580), (99, 200320), (110, 180288), (120, 165264), (128, 154935), (132, 150240), (144, 137720), (160, 123948), (165, 120192), (176, 112680), (180, 110176), (192, 103290), (198, 100160), (220, 90144), (240, 82632), (264, 75120), (288, 68860), (313, 63360), (320, 61974), (330, 60096), (352, 56340), (360, 55088), (384, 51645), (396, 50080), (440, 45072), (480, 41316), (495, 40064), (528, 37560), (576, 34430), (626, 31680), (640, 30987), (660, 30048), (704, 28170), (720, 27544), (792, 25040), (880, 22536), (939, 21120), (960, 20658), (990, 20032), (1056, 18780), (1152, 17215), (1252, 15840), (1320, 15024), (1408, 14085), (1440, 13772), (1565, 12672), (1584, 12520), (1760, 11268), (1878, 10560), (1920, 10329), (1980, 10016), (2112, 9390), (2504, 7920), (2640, 7512), (2817, 7040), (2880, 6886), (3130, 6336), (3168, 6260), (3443, 5760), (3520, 5634), (3756, 5280), (3960, 5008), (4224, 4695)]