123218140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{619}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 267170400

約数和(自身を除く): 143952260

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 269, 370, 538, 619, 740, 1076, 1238, 1345, 2476, 2690, 3095, 5380, 6190, 9953, 12380, 19906, 22903, 39812, 45806, 49765, 91612, 99530, 114515, 166511, 199060, 229030, 333022, 458060, 666044, 832555, 1665110, 3330220, 6160907, 12321814, 24643628, 30804535, 61609070, 123218140]

約数ペア:

[(1, 123218140), (2, 61609070), (4, 30804535), (5, 24643628), (10, 12321814), (20, 6160907), (37, 3330220), (74, 1665110), (148, 832555), (185, 666044), (269, 458060), (370, 333022), (538, 229030), (619, 199060), (740, 166511), (1076, 114515), (1238, 99530), (1345, 91612), (2476, 49765), (2690, 45806), (3095, 39812), (5380, 22903), (6190, 19906), (9953, 12380)]