161371404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2467}}^1$

素因数の和:2579

約数の個数: 72

約数和(自身を含む): 431208960

約数和(自身を除く): 269837556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 138, 158, 207, 237, 276, 316, 414, 474, 711, 828, 948, 1422, 1817, 2467, 2844, 3634, 4934, 5451, 7268, 7401, 9868, 10902, 14802, 16353, 21804, 22203, 29604, 32706, 44406, 56741, 65412, 88812, 113482, 170223, 194893, 226964, 340446, 389786, 510669, 584679, 680892, 779572, 1021338, 1169358, 1754037, 2042676, 2338716, 3508074, 4482539, 7016148, 8965078, 13447617, 17930156, 26895234, 40342851, 53790468, 80685702, 161371404]

約数ペア:

[(1, 161371404), (2, 80685702), (3, 53790468), (4, 40342851), (6, 26895234), (9, 17930156), (12, 13447617), (18, 8965078), (23, 7016148), (36, 4482539), (46, 3508074), (69, 2338716), (79, 2042676), (92, 1754037), (138, 1169358), (158, 1021338), (207, 779572), (237, 680892), (276, 584679), (316, 510669), (414, 389786), (474, 340446), (711, 226964), (828, 194893), (948, 170223), (1422, 113482), (1817, 88812), (2467, 65412), (2844, 56741), (3634, 44406), (4934, 32706), (5451, 29604), (7268, 22203), (7401, 21804), (9868, 16353), (10902, 14802)]