156949180420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9605213}}^1$

素因数の和:9605284

約数の個数: 48

約数和(自身を含む): 355008709440

約数和(自身を除く): 198059529020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 9605213, 19210426, 38420852, 48026065, 96052130, 182499047, 192104260, 364998094, 413024159, 729996188, 826048318, 912495235, 1652096636, 1824990470, 2065120795, 3649980940, 4130241590, 7847459021, 8260483180, 15694918042, 31389836084, 39237295105, 78474590210, 156949180420]

約数ペア:

[(1, 156949180420), (2, 78474590210), (4, 39237295105), (5, 31389836084), (10, 15694918042), (19, 8260483180), (20, 7847459021), (38, 4130241590), (43, 3649980940), (76, 2065120795), (86, 1824990470), (95, 1652096636), (172, 912495235), (190, 826048318), (215, 729996188), (380, 413024159), (430, 364998094), (817, 192104260), (860, 182499047), (1634, 96052130), (3268, 48026065), (4085, 38420852), (8170, 19210426), (16340, 9605213)]