311493480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{10861}}^1$

素因数の和:11114

約数の個数: 64

約数和(自身を含む): 938476800

約数和(自身を除く): 626983320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4780, 5736, 7170, 9560, 10861, 14340, 21722, 28680, 32583, 43444, 54305, 65166, 86888, 108610, 130332, 162915, 217220, 260664, 325830, 434440, 651660, 1303320, 2595779, 5191558, 7787337, 10383116, 12978895, 15574674, 20766232, 25957790, 31149348, 38936685, 51915580, 62298696, 77873370, 103831160, 155746740, 311493480]

約数ペア:

[(1, 311493480), (2, 155746740), (3, 103831160), (4, 77873370), (5, 62298696), (6, 51915580), (8, 38936685), (10, 31149348), (12, 25957790), (15, 20766232), (20, 15574674), (24, 12978895), (30, 10383116), (40, 7787337), (60, 5191558), (120, 2595779), (239, 1303320), (478, 651660), (717, 434440), (956, 325830), (1195, 260664), (1434, 217220), (1912, 162915), (2390, 130332), (2868, 108610), (3585, 86888), (4780, 65166), (5736, 54305), (7170, 43444), (9560, 32583), (10861, 28680), (14340, 21722)]