154338920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{863}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 369515520

約数和(自身を除く): 215176600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 340, 526, 680, 863, 1052, 1315, 1726, 2104, 2630, 3452, 4315, 4471, 5260, 6904, 8630, 8942, 10520, 14671, 17260, 17884, 22355, 29342, 34520, 35768, 44710, 58684, 73355, 89420, 117368, 146710, 178840, 226969, 293420, 453938, 586840, 907876, 1134845, 1815752, 2269690, 3858473, 4539380, 7716946, 9078760, 15433892, 19292365, 30867784, 38584730, 77169460, 154338920]

約数ペア:

[(1, 154338920), (2, 77169460), (4, 38584730), (5, 30867784), (8, 19292365), (10, 15433892), (17, 9078760), (20, 7716946), (34, 4539380), (40, 3858473), (68, 2269690), (85, 1815752), (136, 1134845), (170, 907876), (263, 586840), (340, 453938), (526, 293420), (680, 226969), (863, 178840), (1052, 146710), (1315, 117368), (1726, 89420), (2104, 73355), (2630, 58684), (3452, 44710), (4315, 35768), (4471, 34520), (5260, 29342), (6904, 22355), (8630, 17884), (8942, 17260), (10520, 14671)]