20396532240

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{64237}}^1$

素因数の和:64276

約数の個数: 300

約数和(自身を含む): 82407204396

約数和(自身を除く): 62010672156

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 324, 336, 360, 378, 392, 405, 420, 432, 441, 490, 504, 540, 560, 567, 588, 630, 648, 720, 735, 756, 784, 810, 840, 882, 945, 980, 1008, 1080, 1134, 1176, 1260, 1296, 1323, 1470, 1512, 1620, 1680, 1764, 1890, 1960, 2160, 2205, 2268, 2352, 2520, 2646, 2835, 2940, 3024, 3240, 3528, 3780, 3920, 3969, 4410, 4536, 5040, 5292, 5670, 5880, 6480, 6615, 7056, 7560, 7938, 8820, 9072, 10584, 11340, 11760, 13230, 15120, 15876, 17640, 19845, 21168, 22680, 26460, 31752, 35280, 39690, 45360, 52920, 63504, 64237, 79380, 105840, 128474, 158760, 192711, 256948, 317520, 321185, 385422, 449659, 513896, 578133, 642370, 770844, 899318, 963555, 1027792, 1156266, 1284740, 1348977, 1541688, 1734399, 1798636, 1927110, 2248295, 2312532, 2569480, 2697954, 2890665, 3083376, 3147613, 3468798, 3597272, 3854220, 4046931, 4496590, 4625064, 5138960, 5203197, 5395908, 5781330, 6295226, 6744885, 6937596, 7194544, 7708440, 8093862, 8671995, 8993180, 9250128, 9442839, 10406394, 10791816, 11562660, 12140793, 12590452, 13489770, 13875192, 15416880, 15738065, 16187724, 17343990, 17986360, 18885678, 20234655, 20812788, 21583632, 23125320, 24281586, 25180904, 26015985, 26979540, 27750384, 28328517, 31476130, 32375448, 34687980, 35972720, 36422379, 37771356, 40469310, 41625576, 46250640, 47214195, 48563172, 50361808, 52031970, 53959080, 56657034, 60703965, 62952260, 64750896, 69375960, 72844758, 75542712, 80938620, 83251152, 84985551, 94428390, 97126344, 104063940, 107918160, 113314068, 121407930, 125904520, 138751920, 141642585, 145689516, 151085424, 161877240, 169971102, 182111895, 188856780, 194252688, 208127880, 226628136, 242815860, 251809040, 254956653, 283285170, 291379032, 323754480, 339942204, 364223790, 377713560, 416255760, 424927755, 453256272, 485631720, 509913306, 566570340, 582758064, 679884408, 728447580, 755427120, 849855510, 971263440, 1019826612, 1133140680, 1274783265, 1359768816, 1456895160, 1699711020, 2039653224, 2266281360, 2549566530, 2913790320, 3399422040, 4079306448, 5099133060, 6798844080, 10198266120, 20396532240]

約数ペア:

[(1, 20396532240), (2, 10198266120), (3, 6798844080), (4, 5099133060), (5, 4079306448), (6, 3399422040), (7, 2913790320), (8, 2549566530), (9, 2266281360), (10, 2039653224), (12, 1699711020), (14, 1456895160), (15, 1359768816), (16, 1274783265), (18, 1133140680), (20, 1019826612), (21, 971263440), (24, 849855510), (27, 755427120), (28, 728447580), (30, 679884408), (35, 582758064), (36, 566570340), (40, 509913306), (42, 485631720), (45, 453256272), (48, 424927755), (49, 416255760), (54, 377713560), (56, 364223790), (60, 339942204), (63, 323754480), (70, 291379032), (72, 283285170), (80, 254956653), (81, 251809040), (84, 242815860), (90, 226628136), (98, 208127880), (105, 194252688), (108, 188856780), (112, 182111895), (120, 169971102), (126, 161877240), (135, 151085424), (140, 145689516), (144, 141642585), (147, 138751920), (162, 125904520), (168, 121407930), (180, 113314068), (189, 107918160), (196, 104063940), (210, 97126344), (216, 94428390), (240, 84985551), (245, 83251152), (252, 80938620), (270, 75542712), (280, 72844758), (294, 69375960), (315, 64750896), (324, 62952260), (336, 60703965), (360, 56657034), (378, 53959080), (392, 52031970), (405, 50361808), (420, 48563172), (432, 47214195), (441, 46250640), (490, 41625576), (504, 40469310), (540, 37771356), (560, 36422379), (567, 35972720), (588, 34687980), (630, 32375448), (648, 31476130), (720, 28328517), (735, 27750384), (756, 26979540), (784, 26015985), (810, 25180904), (840, 24281586), (882, 23125320), (945, 21583632), (980, 20812788), (1008, 20234655), (1080, 18885678), (1134, 17986360), (1176, 17343990), (1260, 16187724), (1296, 15738065), (1323, 15416880), (1470, 13875192), (1512, 13489770), (1620, 12590452), (1680, 12140793), (1764, 11562660), (1890, 10791816), (1960, 10406394), (2160, 9442839), (2205, 9250128), (2268, 8993180), (2352, 8671995), (2520, 8093862), (2646, 7708440), (2835, 7194544), (2940, 6937596), (3024, 6744885), (3240, 6295226), (3528, 5781330), (3780, 5395908), (3920, 5203197), (3969, 5138960), (4410, 4625064), (4536, 4496590), (5040, 4046931), (5292, 3854220), (5670, 3597272), (5880, 3468798), (6480, 3147613), (6615, 3083376), (7056, 2890665), (7560, 2697954), (7938, 2569480), (8820, 2312532), (9072, 2248295), (10584, 1927110), (11340, 1798636), (11760, 1734399), (13230, 1541688), (15120, 1348977), (15876, 1284740), (17640, 1156266), (19845, 1027792), (21168, 963555), (22680, 899318), (26460, 770844), (31752, 642370), (35280, 578133), (39690, 513896), (45360, 449659), (52920, 385422), (63504, 321185), (64237, 317520), (79380, 256948), (105840, 192711), (128474, 158760)]