197517420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{365773}}^1$

素因数の和:365791

約数の個数: 48

約数和(自身を含む): 614500320

約数和(自身を除く): 416982900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 365773, 731546, 1097319, 1463092, 1828865, 2194638, 3291957, 3657730, 4389276, 5486595, 6583914, 7315460, 9875871, 10973190, 13167828, 16459785, 19751742, 21946380, 32919570, 39503484, 49379355, 65839140, 98758710, 197517420]

約数ペア:

[(1, 197517420), (2, 98758710), (3, 65839140), (4, 49379355), (5, 39503484), (6, 32919570), (9, 21946380), (10, 19751742), (12, 16459785), (15, 13167828), (18, 10973190), (20, 9875871), (27, 7315460), (30, 6583914), (36, 5486595), (45, 4389276), (54, 3657730), (60, 3291957), (90, 2194638), (108, 1828865), (135, 1463092), (180, 1097319), (270, 731546), (540, 365773)]