399437880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{114781}}^1$

素因数の和:114824

約数の個数: 64

約数和(自身を含む): 1239645600

約数和(自身を除く): 840207720

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, 114781, 229562, 344343, 459124, 573905, 688686, 918248, 1147810, 1377372, 1721715, 2295620, 2754744, 3328649, 3443430, 4591240, 6657298, 6886860, 9985947, 13314596, 13773720, 16643245, 19971894, 26629192, 33286490, 39943788, 49929735, 66572980, 79887576, 99859470, 133145960, 199718940, 399437880]

約数ペア:

[(1, 399437880), (2, 199718940), (3, 133145960), (4, 99859470), (5, 79887576), (6, 66572980), (8, 49929735), (10, 39943788), (12, 33286490), (15, 26629192), (20, 19971894), (24, 16643245), (29, 13773720), (30, 13314596), (40, 9985947), (58, 6886860), (60, 6657298), (87, 4591240), (116, 3443430), (120, 3328649), (145, 2754744), (174, 2295620), (232, 1721715), (290, 1377372), (348, 1147810), (435, 918248), (580, 688686), (696, 573905), (870, 459124), (1160, 344343), (1740, 229562), (3480, 114781)]