243238320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 180

約数和(自身を含む): 884988000

約数和(自身を除く): 641749680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1521, 1560, 1690, 1872, 1999, 2028, 2340, 2535, 2704, 3042, 3120, 3380, 3998, 4056, 4680, 5070, 5997, 6084, 6760, 7605, 7996, 8112, 9360, 9995, 10140, 11994, 12168, 13520, 15210, 15992, 17991, 19990, 20280, 23988, 24336, 25987, 29985, 30420, 31984, 35982, 39980, 40560, 47976, 51974, 59970, 60840, 71964, 77961, 79960, 89955, 95952, 103948, 119940, 121680, 129935, 143928, 155922, 159920, 179910, 207896, 233883, 239880, 259870, 287856, 311844, 337831, 359820, 389805, 415792, 467766, 479760, 519740, 623688, 675662, 719640, 779610, 935532, 1013493, 1039480, 1169415, 1247376, 1351324, 1439280, 1559220, 1689155, 1871064, 2026986, 2078960, 2338830, 2702648, 3040479, 3118440, 3378310, 3742128, 4053972, 4677660, 5067465, 5405296, 6080958, 6236880, 6756620, 8107944, 9355320, 10134930, 12161916, 13513240, 15202395, 16215888, 18710640, 20269860, 24323832, 27026480, 30404790, 40539720, 48647664, 60809580, 81079440, 121619160, 243238320]

約数ペア:

[(1, 243238320), (2, 121619160), (3, 81079440), (4, 60809580), (5, 48647664), (6, 40539720), (8, 30404790), (9, 27026480), (10, 24323832), (12, 20269860), (13, 18710640), (15, 16215888), (16, 15202395), (18, 13513240), (20, 12161916), (24, 10134930), (26, 9355320), (30, 8107944), (36, 6756620), (39, 6236880), (40, 6080958), (45, 5405296), (48, 5067465), (52, 4677660), (60, 4053972), (65, 3742128), (72, 3378310), (78, 3118440), (80, 3040479), (90, 2702648), (104, 2338830), (117, 2078960), (120, 2026986), (130, 1871064), (144, 1689155), (156, 1559220), (169, 1439280), (180, 1351324), (195, 1247376), (208, 1169415), (234, 1039480), (240, 1013493), (260, 935532), (312, 779610), (338, 719640), (360, 675662), (390, 623688), (468, 519740), (507, 479760), (520, 467766), (585, 415792), (624, 389805), (676, 359820), (720, 337831), (780, 311844), (845, 287856), (936, 259870), (1014, 239880), (1040, 233883), (1170, 207896), (1352, 179910), (1521, 159920), (1560, 155922), (1690, 143928), (1872, 129935), (1999, 121680), (2028, 119940), (2340, 103948), (2535, 95952), (2704, 89955), (3042, 79960), (3120, 77961), (3380, 71964), (3998, 60840), (4056, 59970), (4680, 51974), (5070, 47976), (5997, 40560), (6084, 39980), (6760, 35982), (7605, 31984), (7996, 30420), (8112, 29985), (9360, 25987), (9995, 24336), (10140, 23988), (11994, 20280), (12168, 19990), (13520, 17991), (15210, 15992)]