159304880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{40639}}^1$

素因数の和:40666

約数の個数: 60

約数和(自身を含む): 430865280

約数和(自身を除く): 271560400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 40639, 81278, 162556, 203195, 284473, 325112, 406390, 568946, 650224, 812780, 1137892, 1422365, 1625560, 1991311, 2275784, 2844730, 3251120, 3982622, 4551568, 5689460, 7965244, 9956555, 11378920, 15930488, 19913110, 22757840, 31860976, 39826220, 79652440, 159304880]

約数ペア:

[(1, 159304880), (2, 79652440), (4, 39826220), (5, 31860976), (7, 22757840), (8, 19913110), (10, 15930488), (14, 11378920), (16, 9956555), (20, 7965244), (28, 5689460), (35, 4551568), (40, 3982622), (49, 3251120), (56, 2844730), (70, 2275784), (80, 1991311), (98, 1625560), (112, 1422365), (140, 1137892), (196, 812780), (245, 650224), (280, 568946), (392, 406390), (490, 325112), (560, 284473), (784, 203195), (980, 162556), (1960, 81278), (3920, 40639)]