131079420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{25111}}^1$

素因数の和:25155

約数の個数: 72

約数和(自身を含む): 411334560

約数和(自身を除く): 280255140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 25111, 50222, 75333, 100444, 125555, 150666, 225999, 251110, 301332, 376665, 451998, 502220, 728219, 753330, 903996, 1129995, 1456438, 1506660, 2184657, 2259990, 2912876, 3641095, 4369314, 4519980, 6553971, 7282190, 8738628, 10923285, 13107942, 14564380, 21846570, 26215884, 32769855, 43693140, 65539710, 131079420]

約数ペア:

[(1, 131079420), (2, 65539710), (3, 43693140), (4, 32769855), (5, 26215884), (6, 21846570), (9, 14564380), (10, 13107942), (12, 10923285), (15, 8738628), (18, 7282190), (20, 6553971), (29, 4519980), (30, 4369314), (36, 3641095), (45, 2912876), (58, 2259990), (60, 2184657), (87, 1506660), (90, 1456438), (116, 1129995), (145, 903996), (174, 753330), (180, 728219), (261, 502220), (290, 451998), (348, 376665), (435, 301332), (522, 251110), (580, 225999), (870, 150666), (1044, 125555), (1305, 100444), (1740, 75333), (2610, 50222), (5220, 25111)]