15064840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 39087360

約数和(自身を除く): 24022520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 311, 346, 622, 692, 865, 1211, 1244, 1384, 1555, 1730, 2177, 2422, 2488, 3110, 3460, 4354, 4844, 6055, 6220, 6920, 8708, 9688, 10885, 12110, 12440, 17416, 21770, 24220, 43540, 48440, 53803, 87080, 107606, 215212, 269015, 376621, 430424, 538030, 753242, 1076060, 1506484, 1883105, 2152120, 3012968, 3766210, 7532420, 15064840]

約数ペア:

[(1, 15064840), (2, 7532420), (4, 3766210), (5, 3012968), (7, 2152120), (8, 1883105), (10, 1506484), (14, 1076060), (20, 753242), (28, 538030), (35, 430424), (40, 376621), (56, 269015), (70, 215212), (140, 107606), (173, 87080), (280, 53803), (311, 48440), (346, 43540), (622, 24220), (692, 21770), (865, 17416), (1211, 12440), (1244, 12110), (1384, 10885), (1555, 9688), (1730, 8708), (2177, 6920), (2422, 6220), (2488, 6055), (3110, 4844), (3460, 4354)]