138598320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{82499}}^1$

素因数の和:82522

約数の個数: 80

約数和(自身を含む): 491040000

約数和(自身を除く): 352441680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 82499, 164998, 247497, 329996, 412495, 494994, 577493, 659992, 824990, 989988, 1154986, 1237485, 1319984, 1649980, 1732479, 1979976, 2309972, 2474970, 2887465, 3299960, 3464958, 3959952, 4619944, 4949940, 5774930, 6599920, 6929916, 8662395, 9239888, 9899880, 11549860, 13859832, 17324790, 19799760, 23099720, 27719664, 34649580, 46199440, 69299160, 138598320]

約数ペア:

[(1, 138598320), (2, 69299160), (3, 46199440), (4, 34649580), (5, 27719664), (6, 23099720), (7, 19799760), (8, 17324790), (10, 13859832), (12, 11549860), (14, 9899880), (15, 9239888), (16, 8662395), (20, 6929916), (21, 6599920), (24, 5774930), (28, 4949940), (30, 4619944), (35, 3959952), (40, 3464958), (42, 3299960), (48, 2887465), (56, 2474970), (60, 2309972), (70, 1979976), (80, 1732479), (84, 1649980), (105, 1319984), (112, 1237485), (120, 1154986), (140, 989988), (168, 824990), (210, 659992), (240, 577493), (280, 494994), (336, 412495), (420, 329996), (560, 247497), (840, 164998), (1680, 82499)]