237938640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31981}}^1$

素因数の和:32028

約数の個数: 80

約数和(自身を含む): 761427456

約数和(自身を除く): 523488816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 31981, 63962, 95943, 127924, 159905, 191886, 255848, 319810, 383772, 479715, 511696, 639620, 767544, 959430, 991411, 1279240, 1535088, 1918860, 1982822, 2558480, 2974233, 3837720, 3965644, 4957055, 5948466, 7675440, 7931288, 9914110, 11896932, 14871165, 15862576, 19828220, 23793864, 29742330, 39656440, 47587728, 59484660, 79312880, 118969320, 237938640]

約数ペア:

[(1, 237938640), (2, 118969320), (3, 79312880), (4, 59484660), (5, 47587728), (6, 39656440), (8, 29742330), (10, 23793864), (12, 19828220), (15, 15862576), (16, 14871165), (20, 11896932), (24, 9914110), (30, 7931288), (31, 7675440), (40, 5948466), (48, 4957055), (60, 3965644), (62, 3837720), (80, 2974233), (93, 2558480), (120, 1982822), (124, 1918860), (155, 1535088), (186, 1279240), (240, 991411), (248, 959430), (310, 767544), (372, 639620), (465, 511696), (496, 479715), (620, 383772), (744, 319810), (930, 255848), (1240, 191886), (1488, 159905), (1860, 127924), (2480, 95943), (3720, 63962), (7440, 31981)]