87088140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2293}}^1$

素因数の和:2519

約数の個数: 72

約数和(自身を含む): 265535088

約数和(自身を除く): 178446948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2293, 2532, 3165, 3798, 4220, 4586, 6330, 6879, 7596, 9172, 9495, 11465, 12660, 13758, 18990, 20637, 22930, 27516, 34395, 37980, 41274, 45860, 68790, 82548, 103185, 137580, 206370, 412740, 483823, 967646, 1451469, 1935292, 2419115, 2902938, 4354407, 4838230, 5805876, 7257345, 8708814, 9676460, 14514690, 17417628, 21772035, 29029380, 43544070, 87088140]

約数ペア:

[(1, 87088140), (2, 43544070), (3, 29029380), (4, 21772035), (5, 17417628), (6, 14514690), (9, 9676460), (10, 8708814), (12, 7257345), (15, 5805876), (18, 4838230), (20, 4354407), (30, 2902938), (36, 2419115), (45, 1935292), (60, 1451469), (90, 967646), (180, 483823), (211, 412740), (422, 206370), (633, 137580), (844, 103185), (1055, 82548), (1266, 68790), (1899, 45860), (2110, 41274), (2293, 37980), (2532, 34395), (3165, 27516), (3798, 22930), (4220, 20637), (4586, 18990), (6330, 13758), (6879, 12660), (7596, 11465), (9172, 9495)]