186861089920

素因数分解:

$2^7\times 5^1\times {\mathrm{997}}^1\times {\mathrm{292849}}^1$

素因数の和:293865

約数の個数: 64

約数和(自身を含む): 447164379000

約数和(自身を除く): 260303289080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19940, 31904, 39880, 63808, 79760, 127616, 159520, 292849, 319040, 585698, 638080, 1171396, 1464245, 2342792, 2928490, 4685584, 5856980, 9371168, 11713960, 18742336, 23427920, 37484672, 46855840, 93711680, 187423360, 291970453, 583940906, 1167881812, 1459852265, 2335763624, 2919704530, 4671527248, 5839409060, 9343054496, 11678818120, 18686108992, 23357636240, 37372217984, 46715272480, 93430544960, 186861089920]

約数ペア:

[(1, 186861089920), (2, 93430544960), (4, 46715272480), (5, 37372217984), (8, 23357636240), (10, 18686108992), (16, 11678818120), (20, 9343054496), (32, 5839409060), (40, 4671527248), (64, 2919704530), (80, 2335763624), (128, 1459852265), (160, 1167881812), (320, 583940906), (640, 291970453), (997, 187423360), (1994, 93711680), (3988, 46855840), (4985, 37484672), (7976, 23427920), (9970, 18742336), (15952, 11713960), (19940, 9371168), (31904, 5856980), (39880, 4685584), (63808, 2928490), (79760, 2342792), (127616, 1464245), (159520, 1171396), (292849, 638080), (319040, 585698)]