147478720

素因数分解:

$2^6\times 5^1\times {\mathrm{460871}}^1$

素因数の和:460888

約数の個数: 28

約数和(自身を含む): 351184464

約数和(自身を除く): 203705744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 460871, 921742, 1843484, 2304355, 3686968, 4608710, 7373936, 9217420, 14747872, 18434840, 29495744, 36869680, 73739360, 147478720]

約数ペア:

[(1, 147478720), (2, 73739360), (4, 36869680), (5, 29495744), (8, 18434840), (10, 14747872), (16, 9217420), (20, 7373936), (32, 4608710), (40, 3686968), (64, 2304355), (80, 1843484), (160, 921742), (320, 460871)]