75122820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2801}}^1$

素因数の和:2965

約数の個数: 72

約数和(自身を含む): 229483800

約数和(自身を除く): 154360980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2801, 2980, 4470, 5364, 5602, 6705, 8403, 8940, 11204, 13410, 14005, 16806, 25209, 26820, 28010, 33612, 42015, 50418, 56020, 84030, 100836, 126045, 168060, 252090, 417349, 504180, 834698, 1252047, 1669396, 2086745, 2504094, 3756141, 4173490, 5008188, 6260235, 7512282, 8346980, 12520470, 15024564, 18780705, 25040940, 37561410, 75122820]

約数ペア:

[(1, 75122820), (2, 37561410), (3, 25040940), (4, 18780705), (5, 15024564), (6, 12520470), (9, 8346980), (10, 7512282), (12, 6260235), (15, 5008188), (18, 4173490), (20, 3756141), (30, 2504094), (36, 2086745), (45, 1669396), (60, 1252047), (90, 834698), (149, 504180), (180, 417349), (298, 252090), (447, 168060), (596, 126045), (745, 100836), (894, 84030), (1341, 56020), (1490, 50418), (1788, 42015), (2235, 33612), (2682, 28010), (2801, 26820), (2980, 25209), (4470, 16806), (5364, 14005), (5602, 13410), (6705, 11204), (8403, 8940)]