27903780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 91728000

約数和(自身を除く): 63824220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 82, 90, 95, 114, 123, 164, 171, 180, 190, 199, 205, 228, 246, 285, 342, 369, 380, 398, 410, 492, 570, 597, 615, 684, 738, 779, 796, 820, 855, 995, 1140, 1194, 1230, 1476, 1558, 1710, 1791, 1845, 1990, 2337, 2388, 2460, 2985, 3116, 3420, 3582, 3690, 3781, 3895, 3980, 4674, 5970, 7011, 7164, 7380, 7562, 7790, 8159, 8955, 9348, 11343, 11685, 11940, 14022, 15124, 15580, 16318, 17910, 18905, 22686, 23370, 24477, 28044, 32636, 34029, 35055, 35820, 37810, 40795, 45372, 46740, 48954, 56715, 68058, 70110, 73431, 75620, 81590, 97908, 113430, 122385, 136116, 140220, 146862, 155021, 163180, 170145, 226860, 244770, 293724, 310042, 340290, 367155, 465063, 489540, 620084, 680580, 734310, 775105, 930126, 1395189, 1468620, 1550210, 1860252, 2325315, 2790378, 3100420, 4650630, 5580756, 6975945, 9301260, 13951890, 27903780]

約数ペア:

[(1, 27903780), (2, 13951890), (3, 9301260), (4, 6975945), (5, 5580756), (6, 4650630), (9, 3100420), (10, 2790378), (12, 2325315), (15, 1860252), (18, 1550210), (19, 1468620), (20, 1395189), (30, 930126), (36, 775105), (38, 734310), (41, 680580), (45, 620084), (57, 489540), (60, 465063), (76, 367155), (82, 340290), (90, 310042), (95, 293724), (114, 244770), (123, 226860), (164, 170145), (171, 163180), (180, 155021), (190, 146862), (199, 140220), (205, 136116), (228, 122385), (246, 113430), (285, 97908), (342, 81590), (369, 75620), (380, 73431), (398, 70110), (410, 68058), (492, 56715), (570, 48954), (597, 46740), (615, 45372), (684, 40795), (738, 37810), (779, 35820), (796, 35055), (820, 34029), (855, 32636), (995, 28044), (1140, 24477), (1194, 23370), (1230, 22686), (1476, 18905), (1558, 17910), (1710, 16318), (1791, 15580), (1845, 15124), (1990, 14022), (2337, 11940), (2388, 11685), (2460, 11343), (2985, 9348), (3116, 8955), (3420, 8159), (3582, 7790), (3690, 7562), (3781, 7380), (3895, 7164), (3980, 7011), (4674, 5970)]