311069744

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67}}^2\times {\mathrm{71}}^1$

素因数の和:274

約数の個数: 60

約数和(自身を含む): 630615888

約数和(自身を除く): 319546144

約数列:

[1, 2, 4, 8, 16, 61, 67, 71, 122, 134, 142, 244, 268, 284, 488, 536, 568, 976, 1072, 1136, 4087, 4331, 4489, 4757, 8174, 8662, 8978, 9514, 16348, 17324, 17956, 19028, 32696, 34648, 35912, 38056, 65392, 69296, 71824, 76112, 273829, 290177, 318719, 547658, 580354, 637438, 1095316, 1160708, 1274876, 2190632, 2321416, 2549752, 4381264, 4642832, 5099504, 19441859, 38883718, 77767436, 155534872, 311069744]

約数ペア:

[(1, 311069744), (2, 155534872), (4, 77767436), (8, 38883718), (16, 19441859), (61, 5099504), (67, 4642832), (71, 4381264), (122, 2549752), (134, 2321416), (142, 2190632), (244, 1274876), (268, 1160708), (284, 1095316), (488, 637438), (536, 580354), (568, 547658), (976, 318719), (1072, 290177), (1136, 273829), (4087, 76112), (4331, 71824), (4489, 69296), (4757, 65392), (8174, 38056), (8662, 35912), (8978, 34648), (9514, 32696), (16348, 19028), (17324, 17956)]