149479210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3469}}^1$

素因数の和:3646

約数の個数: 32

約数和(自身を含む): 279820800

約数和(自身を除く): 130341590

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 3469, 4309, 6938, 8618, 17345, 21545, 34690, 43090, 107539, 215078, 482191, 537695, 964382, 1075390, 2410955, 4821910, 14947921, 29895842, 74739605, 149479210]

約数ペア:

[(1, 149479210), (2, 74739605), (5, 29895842), (10, 14947921), (31, 4821910), (62, 2410955), (139, 1075390), (155, 964382), (278, 537695), (310, 482191), (695, 215078), (1390, 107539), (3469, 43090), (4309, 34690), (6938, 21545), (8618, 17345)]