54779940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1123}}^1$

素因数の和:1409

約数の個数: 72

約数和(自身を含む): 166927488

約数和(自身を除く): 112147548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1123, 1355, 1626, 2246, 2439, 2710, 3252, 3369, 4065, 4492, 4878, 5420, 5615, 6738, 8130, 9756, 10107, 11230, 12195, 13476, 16260, 16845, 20214, 22460, 24390, 33690, 40428, 48780, 50535, 67380, 101070, 202140, 304333, 608666, 912999, 1217332, 1521665, 1825998, 2738997, 3043330, 3651996, 4564995, 5477994, 6086660, 9129990, 10955988, 13694985, 18259980, 27389970, 54779940]

約数ペア:

[(1, 54779940), (2, 27389970), (3, 18259980), (4, 13694985), (5, 10955988), (6, 9129990), (9, 6086660), (10, 5477994), (12, 4564995), (15, 3651996), (18, 3043330), (20, 2738997), (30, 1825998), (36, 1521665), (45, 1217332), (60, 912999), (90, 608666), (180, 304333), (271, 202140), (542, 101070), (813, 67380), (1084, 50535), (1123, 48780), (1355, 40428), (1626, 33690), (2246, 24390), (2439, 22460), (2710, 20214), (3252, 16845), (3369, 16260), (4065, 13476), (4492, 12195), (4878, 11230), (5420, 10107), (5615, 9756), (6738, 8130)]