157816340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31189}}^1$

素因数の和:31232

約数の個数: 48

約数和(自身を含む): 377274240

約数和(自身を除く): 219457900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 31189, 62378, 124756, 155945, 311890, 343079, 623780, 686158, 717347, 1372316, 1434694, 1715395, 2869388, 3430790, 3586735, 6861580, 7173470, 7890817, 14346940, 15781634, 31563268, 39454085, 78908170, 157816340]

約数ペア:

[(1, 157816340), (2, 78908170), (4, 39454085), (5, 31563268), (10, 15781634), (11, 14346940), (20, 7890817), (22, 7173470), (23, 6861580), (44, 3586735), (46, 3430790), (55, 2869388), (92, 1715395), (110, 1434694), (115, 1372316), (220, 717347), (230, 686158), (253, 623780), (460, 343079), (506, 311890), (1012, 155945), (1265, 124756), (2530, 62378), (5060, 31189)]