161756568

素因数分解:

$2^3\times 3^3\times {\mathrm{227}}^1\times {\mathrm{3299}}^1$

素因数の和:3541

約数の個数: 64

約数和(自身を含む): 451440000

約数和(自身を除く): 289683432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 227, 454, 681, 908, 1362, 1816, 2043, 2724, 3299, 4086, 5448, 6129, 6598, 8172, 9897, 12258, 13196, 16344, 19794, 24516, 26392, 29691, 39588, 49032, 59382, 79176, 89073, 118764, 178146, 237528, 356292, 712584, 748873, 1497746, 2246619, 2995492, 4493238, 5990984, 6739857, 8986476, 13479714, 17972952, 20219571, 26959428, 40439142, 53918856, 80878284, 161756568]

約数ペア:

[(1, 161756568), (2, 80878284), (3, 53918856), (4, 40439142), (6, 26959428), (8, 20219571), (9, 17972952), (12, 13479714), (18, 8986476), (24, 6739857), (27, 5990984), (36, 4493238), (54, 2995492), (72, 2246619), (108, 1497746), (216, 748873), (227, 712584), (454, 356292), (681, 237528), (908, 178146), (1362, 118764), (1816, 89073), (2043, 79176), (2724, 59382), (3299, 49032), (4086, 39588), (5448, 29691), (6129, 26392), (6598, 24516), (8172, 19794), (9897, 16344), (12258, 13196)]