142141020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{338431}}^1$

素因数の和:338450

約数の個数: 48

約数和(自身を含む): 454852608

約数和(自身を除く): 312711588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 338431, 676862, 1015293, 1353724, 1692155, 2030586, 2369017, 3384310, 4061172, 4738034, 5076465, 6768620, 7107051, 9476068, 10152930, 11845085, 14214102, 20305860, 23690170, 28428204, 35535255, 47380340, 71070510, 142141020]

約数ペア:

[(1, 142141020), (2, 71070510), (3, 47380340), (4, 35535255), (5, 28428204), (6, 23690170), (7, 20305860), (10, 14214102), (12, 11845085), (14, 10152930), (15, 9476068), (20, 7107051), (21, 6768620), (28, 5076465), (30, 4738034), (35, 4061172), (42, 3384310), (60, 2369017), (70, 2030586), (84, 1692155), (105, 1353724), (140, 1015293), (210, 676862), (420, 338431)]