1538684820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{371663}}^1$

素因数の和:371701

約数の個数: 72

約数和(自身を含む): 4870285056

約数和(自身を除く): 3331600236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 371663, 743326, 1114989, 1486652, 1858315, 2229978, 3344967, 3716630, 4459956, 5574945, 6689934, 7433260, 8548249, 11149890, 13379868, 16724835, 17096498, 22299780, 25644747, 33449670, 34192996, 42741245, 51289494, 66899340, 76934241, 85482490, 102578988, 128223735, 153868482, 170964980, 256447470, 307736964, 384671205, 512894940, 769342410, 1538684820]

約数ペア:

[(1, 1538684820), (2, 769342410), (3, 512894940), (4, 384671205), (5, 307736964), (6, 256447470), (9, 170964980), (10, 153868482), (12, 128223735), (15, 102578988), (18, 85482490), (20, 76934241), (23, 66899340), (30, 51289494), (36, 42741245), (45, 34192996), (46, 33449670), (60, 25644747), (69, 22299780), (90, 17096498), (92, 16724835), (115, 13379868), (138, 11149890), (180, 8548249), (207, 7433260), (230, 6689934), (276, 5574945), (345, 4459956), (414, 3716630), (460, 3344967), (690, 2229978), (828, 1858315), (1035, 1486652), (1380, 1114989), (2070, 743326), (4140, 371663)]