245897080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42989}}^1$

素因数の和:43024

約数の個数: 64

約数和(自身を含む): 650008800

約数和(自身を除く): 404111720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 42989, 85978, 171956, 214945, 343912, 429890, 472879, 558857, 859780, 945758, 1117714, 1719560, 1891516, 2235428, 2364395, 2794285, 3783032, 4470856, 4728790, 5588570, 6147427, 9457580, 11177140, 12294854, 18915160, 22354280, 24589708, 30737135, 49179416, 61474270, 122948540, 245897080]

約数ペア:

[(1, 245897080), (2, 122948540), (4, 61474270), (5, 49179416), (8, 30737135), (10, 24589708), (11, 22354280), (13, 18915160), (20, 12294854), (22, 11177140), (26, 9457580), (40, 6147427), (44, 5588570), (52, 4728790), (55, 4470856), (65, 3783032), (88, 2794285), (104, 2364395), (110, 2235428), (130, 1891516), (143, 1719560), (220, 1117714), (260, 945758), (286, 859780), (440, 558857), (520, 472879), (572, 429890), (715, 343912), (1144, 214945), (1430, 171956), (2860, 85978), (5720, 42989)]