148394820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{353321}}^1$

素因数の和:353340

約数の個数: 48

約数和(自身を含む): 474864768

約数和(自身を除く): 326469948

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, 353321, 706642, 1059963, 1413284, 1766605, 2119926, 2473247, 3533210, 4239852, 4946494, 5299815, 7066420, 7419741, 9892988, 10599630, 12366235, 14839482, 21199260, 24732470, 29678964, 37098705, 49464940, 74197410, 148394820]

約数ペア:

[(1, 148394820), (2, 74197410), (3, 49464940), (4, 37098705), (5, 29678964), (6, 24732470), (7, 21199260), (10, 14839482), (12, 12366235), (14, 10599630), (15, 9892988), (20, 7419741), (21, 7066420), (28, 5299815), (30, 4946494), (35, 4239852), (42, 3533210), (60, 2473247), (70, 2119926), (84, 1766605), (105, 1413284), (140, 1059963), (210, 706642), (420, 353321)]