61084520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 157852800

約数和(自身を除く): 96768280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 811, 1076, 1345, 1622, 1883, 2152, 2690, 3244, 3766, 4055, 5380, 5677, 6488, 7532, 8110, 9415, 10760, 11354, 15064, 16220, 18830, 22708, 28385, 32440, 37660, 45416, 56770, 75320, 113540, 218159, 227080, 436318, 872636, 1090795, 1527113, 1745272, 2181590, 3054226, 4363180, 6108452, 7635565, 8726360, 12216904, 15271130, 30542260, 61084520]

約数ペア:

[(1, 61084520), (2, 30542260), (4, 15271130), (5, 12216904), (7, 8726360), (8, 7635565), (10, 6108452), (14, 4363180), (20, 3054226), (28, 2181590), (35, 1745272), (40, 1527113), (56, 1090795), (70, 872636), (140, 436318), (269, 227080), (280, 218159), (538, 113540), (811, 75320), (1076, 56770), (1345, 45416), (1622, 37660), (1883, 32440), (2152, 28385), (2690, 22708), (3244, 18830), (3766, 16220), (4055, 15064), (5380, 11354), (5677, 10760), (6488, 9415), (7532, 8110)]