153151940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1493}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 337333248

約数和(自身を除く): 184181308

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 223, 230, 446, 460, 892, 1115, 1493, 2230, 2986, 4460, 5129, 5972, 7465, 10258, 14930, 20516, 25645, 29860, 34339, 51290, 68678, 102580, 137356, 171695, 332939, 343390, 665878, 686780, 1331756, 1664695, 3329390, 6658780, 7657597, 15315194, 30630388, 38287985, 76575970, 153151940]

約数ペア:

[(1, 153151940), (2, 76575970), (4, 38287985), (5, 30630388), (10, 15315194), (20, 7657597), (23, 6658780), (46, 3329390), (92, 1664695), (115, 1331756), (223, 686780), (230, 665878), (446, 343390), (460, 332939), (892, 171695), (1115, 137356), (1493, 102580), (2230, 68678), (2986, 51290), (4460, 34339), (5129, 29860), (5972, 25645), (7465, 20516), (10258, 14930)]