20125782720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{8231}}^1$

素因数の和:8540

約数の個数: 224

約数和(自身を含む): 71258826240

約数和(自身を除く): 51133043520

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 283, 288, 320, 360, 432, 480, 540, 566, 576, 720, 849, 864, 960, 1080, 1132, 1415, 1440, 1698, 1728, 2160, 2264, 2547, 2830, 2880, 3396, 4245, 4320, 4528, 5094, 5660, 6792, 7641, 8231, 8490, 8640, 9056, 10188, 11320, 12735, 13584, 15282, 16462, 16980, 18112, 20376, 22640, 24693, 25470, 27168, 30564, 32924, 33960, 38205, 40752, 41155, 45280, 49386, 50940, 54336, 61128, 65848, 67920, 74079, 76410, 81504, 82310, 90560, 98772, 101880, 122256, 123465, 131696, 135840, 148158, 152820, 163008, 164620, 197544, 203760, 222237, 244512, 246930, 263392, 271680, 296316, 305640, 329240, 370395, 395088, 407520, 444474, 489024, 493860, 526784, 592632, 611280, 658480, 740790, 790176, 815040, 888948, 987720, 1111185, 1185264, 1222560, 1316960, 1481580, 1580352, 1777896, 1975440, 2222370, 2329373, 2370528, 2445120, 2633920, 2963160, 3555792, 3950880, 4444740, 4658746, 4741056, 5926320, 6988119, 7111584, 7901760, 8889480, 9317492, 11646865, 11852640, 13976238, 14223168, 17778960, 18634984, 20964357, 23293730, 23705280, 27952476, 34940595, 35557920, 37269968, 41928714, 46587460, 55904952, 62893071, 69881190, 71115840, 74539936, 83857428, 93174920, 104821785, 111809904, 125786142, 139762380, 149079872, 167714856, 186349840, 209643570, 223619808, 251572284, 279524760, 314465355, 335429712, 372699680, 419287140, 447239616, 503144568, 559049520, 628930710, 670859424, 745399360, 838574280, 1006289136, 1118099040, 1257861420, 1341718848, 1677148560, 2012578272, 2236198080, 2515722840, 3354297120, 4025156544, 5031445680, 6708594240, 10062891360, 20125782720]

約数ペア:

[(1, 20125782720), (2, 10062891360), (3, 6708594240), (4, 5031445680), (5, 4025156544), (6, 3354297120), (8, 2515722840), (9, 2236198080), (10, 2012578272), (12, 1677148560), (15, 1341718848), (16, 1257861420), (18, 1118099040), (20, 1006289136), (24, 838574280), (27, 745399360), (30, 670859424), (32, 628930710), (36, 559049520), (40, 503144568), (45, 447239616), (48, 419287140), (54, 372699680), (60, 335429712), (64, 314465355), (72, 279524760), (80, 251572284), (90, 223619808), (96, 209643570), (108, 186349840), (120, 167714856), (135, 149079872), (144, 139762380), (160, 125786142), (180, 111809904), (192, 104821785), (216, 93174920), (240, 83857428), (270, 74539936), (283, 71115840), (288, 69881190), (320, 62893071), (360, 55904952), (432, 46587460), (480, 41928714), (540, 37269968), (566, 35557920), (576, 34940595), (720, 27952476), (849, 23705280), (864, 23293730), (960, 20964357), (1080, 18634984), (1132, 17778960), (1415, 14223168), (1440, 13976238), (1698, 11852640), (1728, 11646865), (2160, 9317492), (2264, 8889480), (2547, 7901760), (2830, 7111584), (2880, 6988119), (3396, 5926320), (4245, 4741056), (4320, 4658746), (4528, 4444740), (5094, 3950880), (5660, 3555792), (6792, 2963160), (7641, 2633920), (8231, 2445120), (8490, 2370528), (8640, 2329373), (9056, 2222370), (10188, 1975440), (11320, 1777896), (12735, 1580352), (13584, 1481580), (15282, 1316960), (16462, 1222560), (16980, 1185264), (18112, 1111185), (20376, 987720), (22640, 888948), (24693, 815040), (25470, 790176), (27168, 740790), (30564, 658480), (32924, 611280), (33960, 592632), (38205, 526784), (40752, 493860), (41155, 489024), (45280, 444474), (49386, 407520), (50940, 395088), (54336, 370395), (61128, 329240), (65848, 305640), (67920, 296316), (74079, 271680), (76410, 263392), (81504, 246930), (82310, 244512), (90560, 222237), (98772, 203760), (101880, 197544), (122256, 164620), (123465, 163008), (131696, 152820), (135840, 148158)]