155287244

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 318427200

約数和(自身を除く): 163139956

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 269, 371, 389, 538, 742, 778, 1076, 1484, 1556, 1883, 2723, 3766, 5446, 7532, 10892, 14257, 20617, 28514, 41234, 57028, 82468, 99799, 104641, 144319, 199598, 209282, 288638, 399196, 418564, 577276, 732487, 1464974, 2929948, 5545973, 11091946, 22183892, 38821811, 77643622, 155287244]

約数ペア:

[(1, 155287244), (2, 77643622), (4, 38821811), (7, 22183892), (14, 11091946), (28, 5545973), (53, 2929948), (106, 1464974), (212, 732487), (269, 577276), (371, 418564), (389, 399196), (538, 288638), (742, 209282), (778, 199598), (1076, 144319), (1484, 104641), (1556, 99799), (1883, 82468), (2723, 57028), (3766, 41234), (5446, 28514), (7532, 20617), (10892, 14257)]