1239218994760

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{1496569}}^1$

素因数の和:1496870

約数の個数: 64

約数和(自身を含む): 2827439769600

約数和(自身を除く): 1588220774840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 163, 254, 326, 508, 635, 652, 815, 1016, 1270, 1304, 1630, 2540, 3260, 5080, 6520, 20701, 41402, 82804, 103505, 165608, 207010, 414020, 828040, 1496569, 2993138, 5986276, 7482845, 11972552, 14965690, 29931380, 59862760, 190064263, 243940747, 380128526, 487881494, 760257052, 950321315, 975762988, 1219703735, 1520514104, 1900642630, 1951525976, 2439407470, 3801285260, 4878814940, 7602570520, 9757629880, 30980474869, 61960949738, 123921899476, 154902374345, 247843798952, 309804748690, 619609497380, 1239218994760]

約数ペア:

[(1, 1239218994760), (2, 619609497380), (4, 309804748690), (5, 247843798952), (8, 154902374345), (10, 123921899476), (20, 61960949738), (40, 30980474869), (127, 9757629880), (163, 7602570520), (254, 4878814940), (326, 3801285260), (508, 2439407470), (635, 1951525976), (652, 1900642630), (815, 1520514104), (1016, 1219703735), (1270, 975762988), (1304, 950321315), (1630, 760257052), (2540, 487881494), (3260, 380128526), (5080, 243940747), (6520, 190064263), (20701, 59862760), (41402, 29931380), (82804, 14965690), (103505, 11972552), (165608, 7482845), (207010, 5986276), (414020, 2993138), (828040, 1496569)]