138952740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{16661}}^1$

素因数の和:16812

約数の個数: 48

約数和(自身を含む): 391890240

約数和(自身を除く): 252937500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 16661, 33322, 49983, 66644, 83305, 99966, 166610, 199932, 249915, 333220, 499830, 999660, 2315879, 4631758, 6947637, 9263516, 11579395, 13895274, 23158790, 27790548, 34738185, 46317580, 69476370, 138952740]

約数ペア:

[(1, 138952740), (2, 69476370), (3, 46317580), (4, 34738185), (5, 27790548), (6, 23158790), (10, 13895274), (12, 11579395), (15, 9263516), (20, 6947637), (30, 4631758), (60, 2315879), (139, 999660), (278, 499830), (417, 333220), (556, 249915), (695, 199932), (834, 166610), (1390, 99966), (1668, 83305), (2085, 66644), (2780, 49983), (4170, 33322), (8340, 16661)]