128401410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 323066880

約数和(自身を除く): 194665470

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 379, 491, 690, 758, 982, 1137, 1473, 1895, 2274, 2455, 2946, 3790, 4910, 5685, 7365, 8717, 11293, 11370, 14730, 17434, 22586, 26151, 33879, 43585, 52302, 56465, 67758, 87170, 112930, 130755, 169395, 186089, 261510, 338790, 372178, 558267, 930445, 1116534, 1860890, 2791335, 4280047, 5582670, 8560094, 12840141, 21400235, 25680282, 42800470, 64200705, 128401410]

約数ペア:

[(1, 128401410), (2, 64200705), (3, 42800470), (5, 25680282), (6, 21400235), (10, 12840141), (15, 8560094), (23, 5582670), (30, 4280047), (46, 2791335), (69, 1860890), (115, 1116534), (138, 930445), (230, 558267), (345, 372178), (379, 338790), (491, 261510), (690, 186089), (758, 169395), (982, 130755), (1137, 112930), (1473, 87170), (1895, 67758), (2274, 56465), (2455, 52302), (2946, 43585), (3790, 33879), (4910, 26151), (5685, 22586), (7365, 17434), (8717, 14730), (11293, 11370)]