15678891770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{28643}}^1$

素因数の和:28779

約数の個数: 64

約数和(自身を含む): 30853025280

約数和(自身を除く): 15174133510

約数列:

[1, 2, 5, 10, 19, 38, 43, 67, 86, 95, 134, 190, 215, 335, 430, 670, 817, 1273, 1634, 2546, 2881, 4085, 5762, 6365, 8170, 12730, 14405, 28643, 28810, 54739, 57286, 109478, 143215, 273695, 286430, 544217, 547390, 1088434, 1231649, 1919081, 2463298, 2721085, 3838162, 5442170, 6158245, 9595405, 12316490, 19190810, 23401331, 36462539, 46802662, 72925078, 82520483, 117006655, 165040966, 182312695, 234013310, 364625390, 412602415, 825204830, 1567889177, 3135778354, 7839445885, 15678891770]

約数ペア:

[(1, 15678891770), (2, 7839445885), (5, 3135778354), (10, 1567889177), (19, 825204830), (38, 412602415), (43, 364625390), (67, 234013310), (86, 182312695), (95, 165040966), (134, 117006655), (190, 82520483), (215, 72925078), (335, 46802662), (430, 36462539), (670, 23401331), (817, 19190810), (1273, 12316490), (1634, 9595405), (2546, 6158245), (2881, 5442170), (4085, 3838162), (5762, 2721085), (6365, 2463298), (8170, 1919081), (12730, 1231649), (14405, 1088434), (28643, 547390), (28810, 544217), (54739, 286430), (57286, 273695), (109478, 143215)]