7156978520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{12743}}^1$

素因数の和:13512

約数の個数: 64

約数和(自身を含む): 16975008000

約数和(自身を除く): 9818029480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 739, 760, 1478, 2956, 3695, 5912, 7390, 12743, 14041, 14780, 25486, 28082, 29560, 50972, 56164, 63715, 70205, 101944, 112328, 127430, 140410, 242117, 254860, 280820, 484234, 509720, 561640, 968468, 1210585, 1936936, 2421170, 4842340, 9417077, 9684680, 18834154, 37668308, 47085385, 75336616, 94170770, 178924463, 188341540, 357848926, 376683080, 715697852, 894622315, 1431395704, 1789244630, 3578489260, 7156978520]

約数ペア:

[(1, 7156978520), (2, 3578489260), (4, 1789244630), (5, 1431395704), (8, 894622315), (10, 715697852), (19, 376683080), (20, 357848926), (38, 188341540), (40, 178924463), (76, 94170770), (95, 75336616), (152, 47085385), (190, 37668308), (380, 18834154), (739, 9684680), (760, 9417077), (1478, 4842340), (2956, 2421170), (3695, 1936936), (5912, 1210585), (7390, 968468), (12743, 561640), (14041, 509720), (14780, 484234), (25486, 280820), (28082, 254860), (29560, 242117), (50972, 140410), (56164, 127430), (63715, 112328), (70205, 101944)]