20157435360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{76493}}^1$

素因数の和:76578

約数の個数: 192

約数和(自身を含む): 71708535360

約数和(自身を除く): 51551100000

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, 61, 72, 80, 90, 96, 108, 120, 122, 135, 144, 160, 180, 183, 216, 240, 244, 270, 288, 305, 360, 366, 432, 480, 488, 540, 549, 610, 720, 732, 864, 915, 976, 1080, 1098, 1220, 1440, 1464, 1647, 1830, 1952, 2160, 2196, 2440, 2745, 2928, 3294, 3660, 4320, 4392, 4880, 5490, 5856, 6588, 7320, 8235, 8784, 9760, 10980, 13176, 14640, 16470, 17568, 21960, 26352, 29280, 32940, 43920, 52704, 65880, 76493, 87840, 131760, 152986, 229479, 263520, 305972, 382465, 458958, 611944, 688437, 764930, 917916, 1147395, 1223888, 1376874, 1529860, 1835832, 2065311, 2294790, 2447776, 2753748, 3059720, 3442185, 3671664, 4130622, 4589580, 4666073, 5507496, 6119440, 6884370, 7343328, 8261244, 9179160, 9332146, 10326555, 11014992, 12238880, 13768740, 13998219, 16522488, 18358320, 18664292, 20653110, 22029984, 23330365, 27537480, 27996438, 33044976, 36716640, 37328584, 41306220, 41994657, 46660730, 55074960, 55992876, 66089952, 69991095, 74657168, 82612440, 83989314, 93321460, 110149920, 111985752, 125983971, 139982190, 149314336, 165224880, 167978628, 186642920, 209973285, 223971504, 251967942, 279964380, 330449760, 335957256, 373285840, 419946570, 447943008, 503935884, 559928760, 629919855, 671914512, 746571680, 839893140, 1007871768, 1119857520, 1259839710, 1343829024, 1679786280, 2015743536, 2239715040, 2519679420, 3359572560, 4031487072, 5039358840, 6719145120, 10078717680, 20157435360]

約数ペア:

[(1, 20157435360), (2, 10078717680), (3, 6719145120), (4, 5039358840), (5, 4031487072), (6, 3359572560), (8, 2519679420), (9, 2239715040), (10, 2015743536), (12, 1679786280), (15, 1343829024), (16, 1259839710), (18, 1119857520), (20, 1007871768), (24, 839893140), (27, 746571680), (30, 671914512), (32, 629919855), (36, 559928760), (40, 503935884), (45, 447943008), (48, 419946570), (54, 373285840), (60, 335957256), (61, 330449760), (72, 279964380), (80, 251967942), (90, 223971504), (96, 209973285), (108, 186642920), (120, 167978628), (122, 165224880), (135, 149314336), (144, 139982190), (160, 125983971), (180, 111985752), (183, 110149920), (216, 93321460), (240, 83989314), (244, 82612440), (270, 74657168), (288, 69991095), (305, 66089952), (360, 55992876), (366, 55074960), (432, 46660730), (480, 41994657), (488, 41306220), (540, 37328584), (549, 36716640), (610, 33044976), (720, 27996438), (732, 27537480), (864, 23330365), (915, 22029984), (976, 20653110), (1080, 18664292), (1098, 18358320), (1220, 16522488), (1440, 13998219), (1464, 13768740), (1647, 12238880), (1830, 11014992), (1952, 10326555), (2160, 9332146), (2196, 9179160), (2440, 8261244), (2745, 7343328), (2928, 6884370), (3294, 6119440), (3660, 5507496), (4320, 4666073), (4392, 4589580), (4880, 4130622), (5490, 3671664), (5856, 3442185), (6588, 3059720), (7320, 2753748), (8235, 2447776), (8784, 2294790), (9760, 2065311), (10980, 1835832), (13176, 1529860), (14640, 1376874), (16470, 1223888), (17568, 1147395), (21960, 917916), (26352, 764930), (29280, 688437), (32940, 611944), (43920, 458958), (52704, 382465), (65880, 305972), (76493, 263520), (87840, 229479), (131760, 152986)]