213724280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 192

約数和(自身を含む): 638254080

約数和(自身を除く): 424529800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 88, 92, 98, 110, 115, 140, 154, 161, 184, 196, 220, 230, 245, 253, 280, 308, 322, 385, 392, 431, 440, 460, 490, 506, 539, 616, 644, 770, 805, 862, 920, 980, 1012, 1078, 1127, 1265, 1288, 1540, 1610, 1724, 1771, 1960, 2024, 2155, 2156, 2254, 2530, 2695, 3017, 3080, 3220, 3448, 3542, 4310, 4312, 4508, 4741, 5060, 5390, 5635, 6034, 6440, 7084, 8620, 8855, 9016, 9482, 9913, 10120, 10780, 11270, 12068, 12397, 14168, 15085, 17240, 17710, 18964, 19826, 21119, 21560, 22540, 23705, 24136, 24794, 30170, 33187, 35420, 37928, 39652, 42238, 45080, 47410, 49565, 49588, 60340, 61985, 66374, 69391, 70840, 79304, 84476, 94820, 99130, 99176, 105595, 109043, 120680, 123970, 132748, 138782, 165935, 168952, 189640, 198260, 211190, 218086, 232309, 247940, 265496, 277564, 331870, 346955, 396520, 422380, 436172, 464618, 485737, 495880, 545215, 555128, 663740, 693910, 763301, 844760, 872344, 929236, 971474, 1090430, 1161545, 1327480, 1387820, 1526602, 1858472, 1942948, 2180860, 2323090, 2428685, 2775640, 3053204, 3816505, 3885896, 4361720, 4646180, 4857370, 5343107, 6106408, 7633010, 9292360, 9714740, 10686214, 15266020, 19429480, 21372428, 26715535, 30532040, 42744856, 53431070, 106862140, 213724280]

約数ペア:

[(1, 213724280), (2, 106862140), (4, 53431070), (5, 42744856), (7, 30532040), (8, 26715535), (10, 21372428), (11, 19429480), (14, 15266020), (20, 10686214), (22, 9714740), (23, 9292360), (28, 7633010), (35, 6106408), (40, 5343107), (44, 4857370), (46, 4646180), (49, 4361720), (55, 3885896), (56, 3816505), (70, 3053204), (77, 2775640), (88, 2428685), (92, 2323090), (98, 2180860), (110, 1942948), (115, 1858472), (140, 1526602), (154, 1387820), (161, 1327480), (184, 1161545), (196, 1090430), (220, 971474), (230, 929236), (245, 872344), (253, 844760), (280, 763301), (308, 693910), (322, 663740), (385, 555128), (392, 545215), (431, 495880), (440, 485737), (460, 464618), (490, 436172), (506, 422380), (539, 396520), (616, 346955), (644, 331870), (770, 277564), (805, 265496), (862, 247940), (920, 232309), (980, 218086), (1012, 211190), (1078, 198260), (1127, 189640), (1265, 168952), (1288, 165935), (1540, 138782), (1610, 132748), (1724, 123970), (1771, 120680), (1960, 109043), (2024, 105595), (2155, 99176), (2156, 99130), (2254, 94820), (2530, 84476), (2695, 79304), (3017, 70840), (3080, 69391), (3220, 66374), (3448, 61985), (3542, 60340), (4310, 49588), (4312, 49565), (4508, 47410), (4741, 45080), (5060, 42238), (5390, 39652), (5635, 37928), (6034, 35420), (6440, 33187), (7084, 30170), (8620, 24794), (8855, 24136), (9016, 23705), (9482, 22540), (9913, 21560), (10120, 21119), (10780, 19826), (11270, 18964), (12068, 17710), (12397, 17240), (14168, 15085)]