156405416

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1747}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 319674240

約数和(自身を除く): 163268824

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 361, 589, 722, 1178, 1444, 1747, 2356, 2888, 3494, 4712, 6988, 11191, 13976, 22382, 33193, 44764, 54157, 66386, 89528, 108314, 132772, 216628, 265544, 433256, 630667, 1028983, 1261334, 2057966, 2522668, 4115932, 5045336, 8231864, 19550677, 39101354, 78202708, 156405416]

約数ペア:

[(1, 156405416), (2, 78202708), (4, 39101354), (8, 19550677), (19, 8231864), (31, 5045336), (38, 4115932), (62, 2522668), (76, 2057966), (124, 1261334), (152, 1028983), (248, 630667), (361, 433256), (589, 265544), (722, 216628), (1178, 132772), (1444, 108314), (1747, 89528), (2356, 66386), (2888, 54157), (3494, 44764), (4712, 33193), (6988, 22382), (11191, 13976)]