191445120

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{1231}}^1$

素因数の和:1265

約数の個数: 192

約数和(自身を含む): 686125440

約数和(自身を除く): 494680320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1231, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2462, 2592, 2880, 3240, 3456, 3693, 3888, 4320, 4860, 4924, 5184, 5760, 6155, 6480, 7386, 7776, 8640, 9720, 9848, 10368, 11079, 12310, 12960, 14772, 15552, 17280, 18465, 19440, 19696, 22158, 24620, 25920, 29544, 31104, 33237, 36930, 38880, 39392, 44316, 49240, 51840, 55395, 59088, 66474, 73860, 77760, 78784, 88632, 98480, 99711, 110790, 118176, 132948, 147720, 155520, 157568, 166185, 177264, 196960, 199422, 221580, 236352, 265896, 295440, 299133, 332370, 354528, 393920, 398844, 443160, 472704, 498555, 531792, 590880, 598266, 664740, 709056, 787840, 797688, 886320, 997110, 1063584, 1181760, 1196532, 1329480, 1418112, 1495665, 1595376, 1772640, 1994220, 2127168, 2363520, 2393064, 2658960, 2991330, 3190752, 3545280, 3988440, 4254336, 4786128, 5317920, 5982660, 6381504, 7090560, 7976880, 9572256, 10635840, 11965320, 12763008, 15953760, 19144512, 21271680, 23930640, 31907520, 38289024, 47861280, 63815040, 95722560, 191445120]

約数ペア:

[(1, 191445120), (2, 95722560), (3, 63815040), (4, 47861280), (5, 38289024), (6, 31907520), (8, 23930640), (9, 21271680), (10, 19144512), (12, 15953760), (15, 12763008), (16, 11965320), (18, 10635840), (20, 9572256), (24, 7976880), (27, 7090560), (30, 6381504), (32, 5982660), (36, 5317920), (40, 4786128), (45, 4254336), (48, 3988440), (54, 3545280), (60, 3190752), (64, 2991330), (72, 2658960), (80, 2393064), (81, 2363520), (90, 2127168), (96, 1994220), (108, 1772640), (120, 1595376), (128, 1495665), (135, 1418112), (144, 1329480), (160, 1196532), (162, 1181760), (180, 1063584), (192, 997110), (216, 886320), (240, 797688), (243, 787840), (270, 709056), (288, 664740), (320, 598266), (324, 590880), (360, 531792), (384, 498555), (405, 472704), (432, 443160), (480, 398844), (486, 393920), (540, 354528), (576, 332370), (640, 299133), (648, 295440), (720, 265896), (810, 236352), (864, 221580), (960, 199422), (972, 196960), (1080, 177264), (1152, 166185), (1215, 157568), (1231, 155520), (1296, 147720), (1440, 132948), (1620, 118176), (1728, 110790), (1920, 99711), (1944, 98480), (2160, 88632), (2430, 78784), (2462, 77760), (2592, 73860), (2880, 66474), (3240, 59088), (3456, 55395), (3693, 51840), (3888, 49240), (4320, 44316), (4860, 39392), (4924, 38880), (5184, 36930), (5760, 33237), (6155, 31104), (6480, 29544), (7386, 25920), (7776, 24620), (8640, 22158), (9720, 19696), (9848, 19440), (10368, 18465), (11079, 17280), (12310, 15552), (12960, 14772)]