257570520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{941}}^1\times {\mathrm{2281}}^1$

素因数の和:3236

約数の個数: 64

約数和(自身を含む): 773871840

約数和(自身を除く): 516301320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 941, 1882, 2281, 2823, 3764, 4562, 4705, 5646, 6843, 7528, 9124, 9410, 11292, 11405, 13686, 14115, 18248, 18820, 22584, 22810, 27372, 28230, 34215, 37640, 45620, 54744, 56460, 68430, 91240, 112920, 136860, 273720, 2146421, 4292842, 6439263, 8585684, 10732105, 12878526, 17171368, 21464210, 25757052, 32196315, 42928420, 51514104, 64392630, 85856840, 128785260, 257570520]

約数ペア:

[(1, 257570520), (2, 128785260), (3, 85856840), (4, 64392630), (5, 51514104), (6, 42928420), (8, 32196315), (10, 25757052), (12, 21464210), (15, 17171368), (20, 12878526), (24, 10732105), (30, 8585684), (40, 6439263), (60, 4292842), (120, 2146421), (941, 273720), (1882, 136860), (2281, 112920), (2823, 91240), (3764, 68430), (4562, 56460), (4705, 54744), (5646, 45620), (6843, 37640), (7528, 34215), (9124, 28230), (9410, 27372), (11292, 22810), (11405, 22584), (13686, 18820), (14115, 18248)]