20098139040

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{664621}}^1$

素因数の和:664652

約数の個数: 192

約数和(自身を含む): 80392677120

約数和(自身を除く): 60294538080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 664621, 1329242, 1993863, 2658484, 3323105, 3987726, 4652347, 5316968, 5981589, 6646210, 7975452, 9304694, 9969315, 10633936, 11963178, 13292420, 13957041, 15950904, 17944767, 18609388, 19938630, 21267872, 23261735, 23926356, 26584840, 27914082, 29907945, 31901808, 35889534, 37218776, 39877260, 41871123, 46523470, 47852712, 53169680, 55828164, 59815890, 63803616, 69785205, 71779068, 74437552, 79754520, 83742246, 89723835, 93046940, 95705424, 106339360, 111656328, 119631780, 125613369, 139570410, 143558136, 148875104, 159509040, 167484492, 179447670, 186093880, 191410848, 209355615, 223312656, 239263560, 251226738, 279140820, 287116272, 319018080, 334968984, 358895340, 372187760, 418711230, 446625312, 478527120, 502453476, 558281640, 574232544, 628066845, 669937968, 717790680, 744375520, 837422460, 957054240, 1004906952, 1116563280, 1256133690, 1339875936, 1435581360, 1674844920, 2009813904, 2233126560, 2512267380, 2871162720, 3349689840, 4019627808, 5024534760, 6699379680, 10049069520, 20098139040]

約数ペア:

[(1, 20098139040), (2, 10049069520), (3, 6699379680), (4, 5024534760), (5, 4019627808), (6, 3349689840), (7, 2871162720), (8, 2512267380), (9, 2233126560), (10, 2009813904), (12, 1674844920), (14, 1435581360), (15, 1339875936), (16, 1256133690), (18, 1116563280), (20, 1004906952), (21, 957054240), (24, 837422460), (27, 744375520), (28, 717790680), (30, 669937968), (32, 628066845), (35, 574232544), (36, 558281640), (40, 502453476), (42, 478527120), (45, 446625312), (48, 418711230), (54, 372187760), (56, 358895340), (60, 334968984), (63, 319018080), (70, 287116272), (72, 279140820), (80, 251226738), (84, 239263560), (90, 223312656), (96, 209355615), (105, 191410848), (108, 186093880), (112, 179447670), (120, 167484492), (126, 159509040), (135, 148875104), (140, 143558136), (144, 139570410), (160, 125613369), (168, 119631780), (180, 111656328), (189, 106339360), (210, 95705424), (216, 93046940), (224, 89723835), (240, 83742246), (252, 79754520), (270, 74437552), (280, 71779068), (288, 69785205), (315, 63803616), (336, 59815890), (360, 55828164), (378, 53169680), (420, 47852712), (432, 46523470), (480, 41871123), (504, 39877260), (540, 37218776), (560, 35889534), (630, 31901808), (672, 29907945), (720, 27914082), (756, 26584840), (840, 23926356), (864, 23261735), (945, 21267872), (1008, 19938630), (1080, 18609388), (1120, 17944767), (1260, 15950904), (1440, 13957041), (1512, 13292420), (1680, 11963178), (1890, 10633936), (2016, 9969315), (2160, 9304694), (2520, 7975452), (3024, 6646210), (3360, 5981589), (3780, 5316968), (4320, 4652347), (5040, 3987726), (6048, 3323105), (7560, 2658484), (10080, 1993863), (15120, 1329242), (30240, 664621)]