18899843910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{21247}}^1$

素因数の和:21605

約数の個数: 64

約数和(自身を含む): 45895680000

約数和(自身を除く): 26995836090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 199, 298, 398, 447, 597, 745, 894, 995, 1194, 1490, 1990, 2235, 2985, 4470, 5970, 21247, 29651, 42494, 59302, 63741, 88953, 106235, 127482, 148255, 177906, 212470, 296510, 318705, 444765, 637410, 889530, 3165803, 4228153, 6331606, 8456306, 9497409, 12684459, 15829015, 18994818, 21140765, 25368918, 31658030, 42281530, 47487045, 63422295, 94974090, 126844590, 629994797, 1259989594, 1889984391, 3149973985, 3779968782, 6299947970, 9449921955, 18899843910]

約数ペア:

[(1, 18899843910), (2, 9449921955), (3, 6299947970), (5, 3779968782), (6, 3149973985), (10, 1889984391), (15, 1259989594), (30, 629994797), (149, 126844590), (199, 94974090), (298, 63422295), (398, 47487045), (447, 42281530), (597, 31658030), (745, 25368918), (894, 21140765), (995, 18994818), (1194, 15829015), (1490, 12684459), (1990, 9497409), (2235, 8456306), (2985, 6331606), (4470, 4228153), (5970, 3165803), (21247, 889530), (29651, 637410), (42494, 444765), (59302, 318705), (63741, 296510), (88953, 212470), (106235, 177906), (127482, 148255)]