289312860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{209647}}^1$

素因数の和:209682

約数の個数: 48

約数和(自身を含む): 845300736

約数和(自身を除く): 555987876

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 209647, 419294, 628941, 838588, 1048235, 1257882, 2096470, 2515764, 3144705, 4192940, 4821881, 6289410, 9643762, 12578820, 14465643, 19287524, 24109405, 28931286, 48218810, 57862572, 72328215, 96437620, 144656430, 289312860]

約数ペア:

[(1, 289312860), (2, 144656430), (3, 96437620), (4, 72328215), (5, 57862572), (6, 48218810), (10, 28931286), (12, 24109405), (15, 19287524), (20, 14465643), (23, 12578820), (30, 9643762), (46, 6289410), (60, 4821881), (69, 4192940), (92, 3144705), (115, 2515764), (138, 2096470), (230, 1257882), (276, 1048235), (345, 838588), (460, 628941), (690, 419294), (1380, 209647)]