217419960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62477}}^1$

素因数の和:62520

約数の個数: 64

約数和(自身を含む): 674762400

約数和(自身を除く): 457342440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 62477, 124954, 187431, 249908, 312385, 374862, 499816, 624770, 749724, 937155, 1249540, 1499448, 1811833, 1874310, 2499080, 3623666, 3748620, 5435499, 7247332, 7497240, 9059165, 10870998, 14494664, 18118330, 21741996, 27177495, 36236660, 43483992, 54354990, 72473320, 108709980, 217419960]

約数ペア:

[(1, 217419960), (2, 108709980), (3, 72473320), (4, 54354990), (5, 43483992), (6, 36236660), (8, 27177495), (10, 21741996), (12, 18118330), (15, 14494664), (20, 10870998), (24, 9059165), (29, 7497240), (30, 7247332), (40, 5435499), (58, 3748620), (60, 3623666), (87, 2499080), (116, 1874310), (120, 1811833), (145, 1499448), (174, 1249540), (232, 937155), (290, 749724), (348, 624770), (435, 499816), (580, 374862), (696, 312385), (870, 249908), (1160, 187431), (1740, 124954), (3480, 62477)]