19265280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 64018080

約数和(自身を除く): 44752800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 173, 174, 192, 232, 240, 256, 290, 320, 346, 348, 384, 435, 464, 480, 519, 580, 640, 692, 696, 768, 865, 870, 928, 960, 1038, 1160, 1280, 1384, 1392, 1730, 1740, 1856, 1920, 2076, 2320, 2595, 2768, 2784, 3460, 3480, 3712, 3840, 4152, 4640, 5017, 5190, 5536, 5568, 6920, 6960, 7424, 8304, 9280, 10034, 10380, 11072, 11136, 13840, 13920, 15051, 16608, 18560, 20068, 20760, 22144, 22272, 25085, 27680, 27840, 30102, 33216, 37120, 40136, 41520, 44288, 50170, 55360, 55680, 60204, 66432, 75255, 80272, 83040, 100340, 110720, 111360, 120408, 132864, 150510, 160544, 166080, 200680, 221440, 240816, 301020, 321088, 332160, 401360, 481632, 602040, 642176, 664320, 802720, 963264, 1204080, 1284352, 1605440, 1926528, 2408160, 3210880, 3853056, 4816320, 6421760, 9632640, 19265280]

約数ペア:

[(1, 19265280), (2, 9632640), (3, 6421760), (4, 4816320), (5, 3853056), (6, 3210880), (8, 2408160), (10, 1926528), (12, 1605440), (15, 1284352), (16, 1204080), (20, 963264), (24, 802720), (29, 664320), (30, 642176), (32, 602040), (40, 481632), (48, 401360), (58, 332160), (60, 321088), (64, 301020), (80, 240816), (87, 221440), (96, 200680), (116, 166080), (120, 160544), (128, 150510), (145, 132864), (160, 120408), (173, 111360), (174, 110720), (192, 100340), (232, 83040), (240, 80272), (256, 75255), (290, 66432), (320, 60204), (346, 55680), (348, 55360), (384, 50170), (435, 44288), (464, 41520), (480, 40136), (519, 37120), (580, 33216), (640, 30102), (692, 27840), (696, 27680), (768, 25085), (865, 22272), (870, 22144), (928, 20760), (960, 20068), (1038, 18560), (1160, 16608), (1280, 15051), (1384, 13920), (1392, 13840), (1730, 11136), (1740, 11072), (1856, 10380), (1920, 10034), (2076, 9280), (2320, 8304), (2595, 7424), (2768, 6960), (2784, 6920), (3460, 5568), (3480, 5536), (3712, 5190), (3840, 5017), (4152, 4640)]