72140420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 176359680

約数和(自身を除く): 104219260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 53, 55, 92, 106, 110, 115, 212, 220, 230, 253, 265, 269, 460, 506, 530, 538, 583, 1012, 1060, 1076, 1166, 1219, 1265, 1345, 2332, 2438, 2530, 2690, 2915, 2959, 4876, 5060, 5380, 5830, 5918, 6095, 6187, 11660, 11836, 12190, 12374, 13409, 14257, 14795, 24380, 24748, 26818, 28514, 29590, 30935, 53636, 57028, 59180, 61870, 67045, 68057, 71285, 123740, 134090, 136114, 142570, 156827, 268180, 272228, 285140, 313654, 327911, 340285, 627308, 655822, 680570, 784135, 1311644, 1361140, 1568270, 1639555, 3136540, 3279110, 3607021, 6558220, 7214042, 14428084, 18035105, 36070210, 72140420]

約数ペア:

[(1, 72140420), (2, 36070210), (4, 18035105), (5, 14428084), (10, 7214042), (11, 6558220), (20, 3607021), (22, 3279110), (23, 3136540), (44, 1639555), (46, 1568270), (53, 1361140), (55, 1311644), (92, 784135), (106, 680570), (110, 655822), (115, 627308), (212, 340285), (220, 327911), (230, 313654), (253, 285140), (265, 272228), (269, 268180), (460, 156827), (506, 142570), (530, 136114), (538, 134090), (583, 123740), (1012, 71285), (1060, 68057), (1076, 67045), (1166, 61870), (1219, 59180), (1265, 57028), (1345, 53636), (2332, 30935), (2438, 29590), (2530, 28514), (2690, 26818), (2915, 24748), (2959, 24380), (4876, 14795), (5060, 14257), (5380, 13409), (5830, 12374), (5918, 12190), (6095, 11836), (6187, 11660)]