30497908

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 66890880

約数和(自身を除く): 36392972

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 71, 92, 116, 142, 161, 203, 284, 322, 406, 497, 529, 644, 667, 812, 994, 1058, 1334, 1633, 1988, 2059, 2116, 2668, 3266, 3703, 4118, 4669, 6532, 7406, 8236, 9338, 11431, 14413, 14812, 15341, 18676, 22862, 28826, 30682, 37559, 45724, 47357, 57652, 61364, 75118, 94714, 107387, 150236, 189428, 214774, 262913, 331499, 429548, 525826, 662998, 1051652, 1089211, 1325996, 2178422, 4356844, 7624477, 15248954, 30497908]

約数ペア:

[(1, 30497908), (2, 15248954), (4, 7624477), (7, 4356844), (14, 2178422), (23, 1325996), (28, 1089211), (29, 1051652), (46, 662998), (58, 525826), (71, 429548), (92, 331499), (116, 262913), (142, 214774), (161, 189428), (203, 150236), (284, 107387), (322, 94714), (406, 75118), (497, 61364), (529, 57652), (644, 47357), (667, 45724), (812, 37559), (994, 30682), (1058, 28826), (1334, 22862), (1633, 18676), (1988, 15341), (2059, 14812), (2116, 14413), (2668, 11431), (3266, 9338), (3703, 8236), (4118, 7406), (4669, 6532)]