15706913080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{76649}}^1$

素因数の和:76816

約数の個数: 64

約数和(自身を含む): 36424080000

約数和(自身を除く): 20717166920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 109, 188, 218, 235, 376, 436, 470, 545, 872, 940, 1090, 1880, 2180, 4360, 5123, 10246, 20492, 25615, 40984, 51230, 76649, 102460, 153298, 204920, 306596, 383245, 613192, 766490, 1532980, 3065960, 3602503, 7205006, 8354741, 14410012, 16709482, 18012515, 28820024, 33418964, 36025030, 41773705, 66837928, 72050060, 83547410, 144100120, 167094820, 334189640, 392672827, 785345654, 1570691308, 1963364135, 3141382616, 3926728270, 7853456540, 15706913080]

約数ペア:

[(1, 15706913080), (2, 7853456540), (4, 3926728270), (5, 3141382616), (8, 1963364135), (10, 1570691308), (20, 785345654), (40, 392672827), (47, 334189640), (94, 167094820), (109, 144100120), (188, 83547410), (218, 72050060), (235, 66837928), (376, 41773705), (436, 36025030), (470, 33418964), (545, 28820024), (872, 18012515), (940, 16709482), (1090, 14410012), (1880, 8354741), (2180, 7205006), (4360, 3602503), (5123, 3065960), (10246, 1532980), (20492, 766490), (25615, 613192), (40984, 383245), (51230, 306596), (76649, 204920), (102460, 153298)]