1218979627920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1\times {\mathrm{25717}}^1$

素因数の和:27310

約数の個数: 240

約数和(自身を含む): 4191842246592

約数和(自身を除く): 2972862618672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1531, 1548, 1720, 1935, 2064, 2580, 3062, 3096, 3440, 3870, 4593, 5160, 6124, 6192, 7655, 7740, 9186, 10320, 12248, 13779, 15310, 15480, 18372, 22965, 24496, 25717, 27558, 30620, 30960, 36744, 45930, 51434, 55116, 61240, 65833, 68895, 73488, 77151, 91860, 102868, 110232, 122480, 128585, 131666, 137790, 154302, 183720, 197499, 205736, 220464, 231453, 257170, 263332, 275580, 308604, 329165, 367440, 385755, 394998, 411472, 462906, 514340, 526664, 551160, 592497, 617208, 658330, 771510, 789996, 925812, 987495, 1028680, 1053328, 1102320, 1105831, 1157265, 1184994, 1234416, 1316660, 1543020, 1579992, 1851624, 1974990, 2057360, 2211662, 2314530, 2369988, 2633320, 2962485, 3086040, 3159984, 3317493, 3703248, 3949980, 4423324, 4629060, 4739976, 5266640, 5529155, 5924970, 6172080, 6634986, 7899960, 8846648, 9258120, 9479952, 9952479, 11058310, 11849940, 13269972, 15799920, 16587465, 17693296, 18516240, 19904958, 22116620, 23699880, 26539944, 33174930, 39372727, 39809916, 44233240, 47399760, 49762395, 53079888, 66349860, 78745454, 79619832, 88466480, 99524790, 118118181, 132699720, 157490908, 159239664, 196863635, 199049580, 236236362, 265399440, 314981816, 354354543, 393727270, 398099160, 472472724, 590590905, 629963632, 708709086, 787454540, 796198320, 944945448, 1181181810, 1417418172, 1574909080, 1693027261, 1771772715, 1889890896, 2362363620, 2834836344, 3149818160, 3386054522, 3543545430, 4724727240, 5079081783, 5669672688, 6772109044, 7087090860, 8465136305, 9449454480, 10158163566, 13544218088, 14174181720, 15237245349, 16930272610, 20316327132, 25395408915, 27088436176, 28348363440, 30474490698, 33860545220, 40632654264, 50790817830, 60948981396, 67721090440, 76186226745, 81265308528, 101581635660, 121897962792, 135442180880, 152372453490, 203163271320, 243795925584, 304744906980, 406326542640, 609489813960, 1218979627920]

約数ペア:

[(1, 1218979627920), (2, 609489813960), (3, 406326542640), (4, 304744906980), (5, 243795925584), (6, 203163271320), (8, 152372453490), (9, 135442180880), (10, 121897962792), (12, 101581635660), (15, 81265308528), (16, 76186226745), (18, 67721090440), (20, 60948981396), (24, 50790817830), (30, 40632654264), (36, 33860545220), (40, 30474490698), (43, 28348363440), (45, 27088436176), (48, 25395408915), (60, 20316327132), (72, 16930272610), (80, 15237245349), (86, 14174181720), (90, 13544218088), (120, 10158163566), (129, 9449454480), (144, 8465136305), (172, 7087090860), (180, 6772109044), (215, 5669672688), (240, 5079081783), (258, 4724727240), (344, 3543545430), (360, 3386054522), (387, 3149818160), (430, 2834836344), (516, 2362363620), (645, 1889890896), (688, 1771772715), (720, 1693027261), (774, 1574909080), (860, 1417418172), (1032, 1181181810), (1290, 944945448), (1531, 796198320), (1548, 787454540), (1720, 708709086), (1935, 629963632), (2064, 590590905), (2580, 472472724), (3062, 398099160), (3096, 393727270), (3440, 354354543), (3870, 314981816), (4593, 265399440), (5160, 236236362), (6124, 199049580), (6192, 196863635), (7655, 159239664), (7740, 157490908), (9186, 132699720), (10320, 118118181), (12248, 99524790), (13779, 88466480), (15310, 79619832), (15480, 78745454), (18372, 66349860), (22965, 53079888), (24496, 49762395), (25717, 47399760), (27558, 44233240), (30620, 39809916), (30960, 39372727), (36744, 33174930), (45930, 26539944), (51434, 23699880), (55116, 22116620), (61240, 19904958), (65833, 18516240), (68895, 17693296), (73488, 16587465), (77151, 15799920), (91860, 13269972), (102868, 11849940), (110232, 11058310), (122480, 9952479), (128585, 9479952), (131666, 9258120), (137790, 8846648), (154302, 7899960), (183720, 6634986), (197499, 6172080), (205736, 5924970), (220464, 5529155), (231453, 5266640), (257170, 4739976), (263332, 4629060), (275580, 4423324), (308604, 3949980), (329165, 3703248), (367440, 3317493), (385755, 3159984), (394998, 3086040), (411472, 2962485), (462906, 2633320), (514340, 2369988), (526664, 2314530), (551160, 2211662), (592497, 2057360), (617208, 1974990), (658330, 1851624), (771510, 1579992), (789996, 1543020), (925812, 1316660), (987495, 1234416), (1028680, 1184994), (1053328, 1157265), (1102320, 1105831)]