149923760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267721}}^1$

素因数の和:267741

約数の個数: 40

約数和(自身を含む): 398370336

約数和(自身を除く): 248446576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267721, 535442, 1070884, 1338605, 1874047, 2141768, 2677210, 3748094, 4283536, 5354420, 7496188, 9370235, 10708840, 14992376, 18740470, 21417680, 29984752, 37480940, 74961880, 149923760]

約数ペア:

[(1, 149923760), (2, 74961880), (4, 37480940), (5, 29984752), (7, 21417680), (8, 18740470), (10, 14992376), (14, 10708840), (16, 9370235), (20, 7496188), (28, 5354420), (35, 4283536), (40, 3748094), (56, 2677210), (70, 2141768), (80, 1874047), (112, 1338605), (140, 1070884), (280, 535442), (560, 267721)]