302300900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1381}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 719745600

約数和(自身を除く): 417444700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 199, 220, 275, 398, 550, 796, 995, 1100, 1381, 1990, 2189, 2762, 3980, 4378, 4975, 5524, 6905, 8756, 9950, 10945, 13810, 15191, 19900, 21890, 27620, 30382, 34525, 43780, 54725, 60764, 69050, 75955, 109450, 138100, 151910, 218900, 274819, 303820, 379775, 549638, 759550, 1099276, 1374095, 1519100, 2748190, 3023009, 5496380, 6046018, 6870475, 12092036, 13740950, 15115045, 27481900, 30230090, 60460180, 75575225, 151150450, 302300900]

約数ペア:

[(1, 302300900), (2, 151150450), (4, 75575225), (5, 60460180), (10, 30230090), (11, 27481900), (20, 15115045), (22, 13740950), (25, 12092036), (44, 6870475), (50, 6046018), (55, 5496380), (100, 3023009), (110, 2748190), (199, 1519100), (220, 1374095), (275, 1099276), (398, 759550), (550, 549638), (796, 379775), (995, 303820), (1100, 274819), (1381, 218900), (1990, 151910), (2189, 138100), (2762, 109450), (3980, 75955), (4378, 69050), (4975, 60764), (5524, 54725), (6905, 43780), (8756, 34525), (9950, 30382), (10945, 27620), (13810, 21890), (15191, 19900)]