131377328820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{949121}}^1$

素因数の和:949905

約数の個数: 72

約数和(自身を含む): 399029871240

約数和(自身を除く): 267652542420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 769, 1538, 2307, 3076, 3845, 4614, 6921, 7690, 9228, 11535, 13842, 15380, 23070, 27684, 34605, 46140, 69210, 138420, 949121, 1898242, 2847363, 3796484, 4745605, 5694726, 8542089, 9491210, 11389452, 14236815, 17084178, 18982420, 28473630, 34168356, 42710445, 56947260, 85420890, 170841780, 729874049, 1459748098, 2189622147, 2919496196, 3649370245, 4379244294, 6568866441, 7298740490, 8758488588, 10948110735, 13137732882, 14597480980, 21896221470, 26275465764, 32844332205, 43792442940, 65688664410, 131377328820]

約数ペア:

[(1, 131377328820), (2, 65688664410), (3, 43792442940), (4, 32844332205), (5, 26275465764), (6, 21896221470), (9, 14597480980), (10, 13137732882), (12, 10948110735), (15, 8758488588), (18, 7298740490), (20, 6568866441), (30, 4379244294), (36, 3649370245), (45, 2919496196), (60, 2189622147), (90, 1459748098), (180, 729874049), (769, 170841780), (1538, 85420890), (2307, 56947260), (3076, 42710445), (3845, 34168356), (4614, 28473630), (6921, 18982420), (7690, 17084178), (9228, 14236815), (11535, 11389452), (13842, 9491210), (15380, 8542089), (23070, 5694726), (27684, 4745605), (34605, 3796484), (46140, 2847363), (69210, 1898242), (138420, 949121)]