20038757760

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{70999}}^1$

素因数の和:71038

約数の個数: 288

約数和(自身を含む): 80494830000

約数和(自身を除く): 60456072240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1920, 1960, 2016, 2205, 2240, 2352, 2520, 2688, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4480, 4704, 5040, 5760, 5880, 6272, 6720, 7056, 7840, 8064, 8820, 9408, 10080, 11760, 13440, 14112, 15680, 17640, 18816, 20160, 23520, 28224, 31360, 35280, 40320, 47040, 56448, 70560, 70999, 94080, 141120, 141998, 212997, 282240, 283996, 354995, 425994, 496993, 567992, 638991, 709990, 851988, 993986, 1064985, 1135984, 1277982, 1419980, 1490979, 1703976, 1987972, 2129970, 2271968, 2484965, 2555964, 2839960, 2981958, 3194955, 3407952, 3478951, 3975944, 4259940, 4472937, 4543936, 4969930, 5111928, 5679920, 5963916, 6389910, 6815904, 6957902, 7454895, 7951888, 8519880, 8945874, 9087872, 9939860, 10223856, 10436853, 11359840, 11927832, 12779820, 13631808, 13915804, 14909790, 15903776, 17039760, 17394755, 17891748, 19879720, 20447712, 20873706, 22364685, 22719680, 23855664, 25559640, 27263616, 27831608, 29819580, 31310559, 31807552, 34079520, 34789510, 35783496, 39759440, 40895424, 41747412, 44729370, 45439360, 47711328, 51119280, 52184265, 55663216, 59639160, 62621118, 63615104, 68159040, 69579020, 71566992, 79518880, 81790848, 83494824, 89458740, 95422656, 102238560, 104368530, 111326432, 119278320, 125242236, 136318080, 139158040, 143133984, 156552795, 159037760, 166989648, 178917480, 190845312, 204477120, 208737060, 222652864, 238556640, 250484472, 278316080, 286267968, 313105590, 318075520, 333979296, 357834960, 408954240, 417474120, 445305728, 477113280, 500968944, 556632160, 572535936, 626211180, 667958592, 715669920, 834948240, 954226560, 1001937888, 1113264320, 1252422360, 1335917184, 1431339840, 1669896480, 2003875776, 2226528640, 2504844720, 2862679680, 3339792960, 4007751552, 5009689440, 6679585920, 10019378880, 20038757760]

約数ペア:

[(1, 20038757760), (2, 10019378880), (3, 6679585920), (4, 5009689440), (5, 4007751552), (6, 3339792960), (7, 2862679680), (8, 2504844720), (9, 2226528640), (10, 2003875776), (12, 1669896480), (14, 1431339840), (15, 1335917184), (16, 1252422360), (18, 1113264320), (20, 1001937888), (21, 954226560), (24, 834948240), (28, 715669920), (30, 667958592), (32, 626211180), (35, 572535936), (36, 556632160), (40, 500968944), (42, 477113280), (45, 445305728), (48, 417474120), (49, 408954240), (56, 357834960), (60, 333979296), (63, 318075520), (64, 313105590), (70, 286267968), (72, 278316080), (80, 250484472), (84, 238556640), (90, 222652864), (96, 208737060), (98, 204477120), (105, 190845312), (112, 178917480), (120, 166989648), (126, 159037760), (128, 156552795), (140, 143133984), (144, 139158040), (147, 136318080), (160, 125242236), (168, 119278320), (180, 111326432), (192, 104368530), (196, 102238560), (210, 95422656), (224, 89458740), (240, 83494824), (245, 81790848), (252, 79518880), (280, 71566992), (288, 69579020), (294, 68159040), (315, 63615104), (320, 62621118), (336, 59639160), (360, 55663216), (384, 52184265), (392, 51119280), (420, 47711328), (441, 45439360), (448, 44729370), (480, 41747412), (490, 40895424), (504, 39759440), (560, 35783496), (576, 34789510), (588, 34079520), (630, 31807552), (640, 31310559), (672, 29819580), (720, 27831608), (735, 27263616), (784, 25559640), (840, 23855664), (882, 22719680), (896, 22364685), (960, 20873706), (980, 20447712), (1008, 19879720), (1120, 17891748), (1152, 17394755), (1176, 17039760), (1260, 15903776), (1344, 14909790), (1440, 13915804), (1470, 13631808), (1568, 12779820), (1680, 11927832), (1764, 11359840), (1920, 10436853), (1960, 10223856), (2016, 9939860), (2205, 9087872), (2240, 8945874), (2352, 8519880), (2520, 7951888), (2688, 7454895), (2880, 6957902), (2940, 6815904), (3136, 6389910), (3360, 5963916), (3528, 5679920), (3920, 5111928), (4032, 4969930), (4410, 4543936), (4480, 4472937), (4704, 4259940), (5040, 3975944), (5760, 3478951), (5880, 3407952), (6272, 3194955), (6720, 2981958), (7056, 2839960), (7840, 2555964), (8064, 2484965), (8820, 2271968), (9408, 2129970), (10080, 1987972), (11760, 1703976), (13440, 1490979), (14112, 1419980), (15680, 1277982), (17640, 1135984), (18816, 1064985), (20160, 993986), (23520, 851988), (28224, 709990), (31360, 638991), (35280, 567992), (40320, 496993), (47040, 425994), (56448, 354995), (70560, 283996), (70999, 282240), (94080, 212997), (141120, 141998)]