205653570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1031}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 506753280

約数和(自身を除く): 301099710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 109, 122, 183, 218, 305, 327, 366, 545, 610, 654, 915, 1031, 1090, 1635, 1830, 2062, 3093, 3270, 5155, 6186, 6649, 10310, 13298, 15465, 19947, 30930, 33245, 39894, 62891, 66490, 99735, 112379, 125782, 188673, 199470, 224758, 314455, 337137, 377346, 561895, 628910, 674274, 943365, 1123790, 1685685, 1886730, 3371370, 6855119, 13710238, 20565357, 34275595, 41130714, 68551190, 102826785, 205653570]

約数ペア:

[(1, 205653570), (2, 102826785), (3, 68551190), (5, 41130714), (6, 34275595), (10, 20565357), (15, 13710238), (30, 6855119), (61, 3371370), (109, 1886730), (122, 1685685), (183, 1123790), (218, 943365), (305, 674274), (327, 628910), (366, 561895), (545, 377346), (610, 337137), (654, 314455), (915, 224758), (1031, 199470), (1090, 188673), (1635, 125782), (1830, 112379), (2062, 99735), (3093, 66490), (3270, 62891), (5155, 39894), (6186, 33245), (6649, 30930), (10310, 19947), (13298, 15465)]