1387683991440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21655493}}^1$

素因数の和:21655601

約数の個数: 120

約数和(自身を含む): 4712668604280

約数和(自身を除く): 3324984612840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 120, 144, 178, 180, 240, 267, 356, 360, 445, 534, 712, 720, 801, 890, 1068, 1335, 1424, 1602, 1780, 2136, 2670, 3204, 3560, 4005, 4272, 5340, 6408, 7120, 8010, 10680, 12816, 16020, 21360, 32040, 64080, 21655493, 43310986, 64966479, 86621972, 108277465, 129932958, 173243944, 194899437, 216554930, 259865916, 324832395, 346487888, 389798874, 433109860, 519731832, 649664790, 779597748, 866219720, 974497185, 1039463664, 1299329580, 1559195496, 1732439440, 1927338877, 1948994370, 2598659160, 3118390992, 3854677754, 3897988740, 5197318320, 5782016631, 7709355508, 7795977480, 9636694385, 11564033262, 15418711016, 15591954960, 17346049893, 19273388770, 23128066524, 28910083155, 30837422032, 34692099786, 38546777540, 46256133048, 57820166310, 69384199572, 77093555080, 86730249465, 92512266096, 115640332620, 138768399144, 154187110160, 173460498930, 231280665240, 277536798288, 346920997860, 462561330480, 693841995720, 1387683991440]

約数ペア:

[(1, 1387683991440), (2, 693841995720), (3, 462561330480), (4, 346920997860), (5, 277536798288), (6, 231280665240), (8, 173460498930), (9, 154187110160), (10, 138768399144), (12, 115640332620), (15, 92512266096), (16, 86730249465), (18, 77093555080), (20, 69384199572), (24, 57820166310), (30, 46256133048), (36, 38546777540), (40, 34692099786), (45, 30837422032), (48, 28910083155), (60, 23128066524), (72, 19273388770), (80, 17346049893), (89, 15591954960), (90, 15418711016), (120, 11564033262), (144, 9636694385), (178, 7795977480), (180, 7709355508), (240, 5782016631), (267, 5197318320), (356, 3897988740), (360, 3854677754), (445, 3118390992), (534, 2598659160), (712, 1948994370), (720, 1927338877), (801, 1732439440), (890, 1559195496), (1068, 1299329580), (1335, 1039463664), (1424, 974497185), (1602, 866219720), (1780, 779597748), (2136, 649664790), (2670, 519731832), (3204, 433109860), (3560, 389798874), (4005, 346487888), (4272, 324832395), (5340, 259865916), (6408, 216554930), (7120, 194899437), (8010, 173243944), (10680, 129932958), (12816, 108277465), (16020, 86621972), (21360, 64966479), (32040, 43310986), (64080, 21655493)]