284486370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1367}}^1$

素因数の和:2375

約数の個数: 64

約数和(自身を含む): 781664256

約数和(自身を除く): 497177886

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 991, 1367, 1982, 2734, 2973, 4101, 4955, 5946, 6835, 6937, 8202, 9569, 9910, 13670, 13874, 14865, 19138, 20505, 20811, 28707, 29730, 34685, 41010, 41622, 47845, 57414, 69370, 95690, 104055, 143535, 208110, 287070, 1354697, 2709394, 4064091, 6773485, 8128182, 9482879, 13546970, 18965758, 20320455, 28448637, 40640910, 47414395, 56897274, 94828790, 142243185, 284486370]

約数ペア:

[(1, 284486370), (2, 142243185), (3, 94828790), (5, 56897274), (6, 47414395), (7, 40640910), (10, 28448637), (14, 20320455), (15, 18965758), (21, 13546970), (30, 9482879), (35, 8128182), (42, 6773485), (70, 4064091), (105, 2709394), (210, 1354697), (991, 287070), (1367, 208110), (1982, 143535), (2734, 104055), (2973, 95690), (4101, 69370), (4955, 57414), (5946, 47845), (6835, 41622), (6937, 41010), (8202, 34685), (9569, 29730), (9910, 28707), (13670, 20811), (13874, 20505), (14865, 19138)]