318925912

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 640120320

約数和(自身を除く): 321194408

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 107, 167, 184, 194, 214, 334, 388, 428, 668, 776, 856, 1336, 2231, 2461, 3841, 4462, 4922, 7682, 8924, 9844, 10379, 15364, 16199, 17848, 17869, 19688, 20758, 30728, 32398, 35738, 41516, 64796, 71476, 83032, 129592, 142952, 238717, 372577, 410987, 477434, 745154, 821974, 954868, 1490308, 1643948, 1733293, 1909736, 2980616, 3287896, 3466586, 6933172, 13866344, 39865739, 79731478, 159462956, 318925912]

約数ペア:

[(1, 318925912), (2, 159462956), (4, 79731478), (8, 39865739), (23, 13866344), (46, 6933172), (92, 3466586), (97, 3287896), (107, 2980616), (167, 1909736), (184, 1733293), (194, 1643948), (214, 1490308), (334, 954868), (388, 821974), (428, 745154), (668, 477434), (776, 410987), (856, 372577), (1336, 238717), (2231, 142952), (2461, 129592), (3841, 83032), (4462, 71476), (4922, 64796), (7682, 41516), (8924, 35738), (9844, 32398), (10379, 30728), (15364, 20758), (16199, 19688), (17848, 17869)]